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Mid-Back Stiffness Hip Restriction: Causes and Solutions

Mid-Back Stiffness Hip Restriction: Causes and Solutions

The Server-Rack Crouch: How Mid-Back Stiffness, Hip Restriction, and Awkward Reaching Overload the Lumbar Spine

Abstract: Data center technicians and network engineers crouch behind racks, kneel on hard floors, pull cables, and lift gear in tight aisles. When the mid-back cannot rotate, and the hips cannot flex well, the lumbar spine takes on extra bend, twist, and shear. This article maps that kinetic chain, shows what a structural exam should measure, and outlines alignment, mobility work, mechanical rehab, lifting strategy, and spinal decompression to keep a mechanical problem from becoming a disc or nerve injury.

The job does not look like heavy construction. You slide a switch into a dim rack, kneel to dress fiber, and then stand when a ticket hits. By day three, the low back feels thick and unreliable. Calling that “bad posture” does not tell you what to change.

The real issue is load sharing. The lumbar spine is built to carry compression and resist excess rotation. It is not built to supply the turn your mid-back should provide, or the hip bend your hips should provide, while you also reach and lift. When those neighbors stiffen, the low back becomes the available joint—and available joints get overloaded.

Mid-Back Stiffness Hip Restriction: Causes and Solutions

The Kinetic Chain Behind the Rack

Treat the trunk as a three-part system.

  • The thoracic spine and rib cage should rotate and extend so the arms can reach without dragging the pelvis.
  • The hips should flex and extend so you can drop or rise without folding the lumbar discs to their end range.
  • The lumbar spine should stay relatively stable while those two regions move.

When thoracic rotation is limited, the trunk borrows from the lumbar segments. Mobilizing restricted thoracic joints increases thoracic rotation and reduces lumbar rotation during the same turn (Yasuda et al., 2023). Modeling also shows that a stiffer thoracic spine raises lumbar disc stress and L5 pars stress (Morimoto et al., 2024). That is the server-rack crouch: you rotate to see a port, the ribs do not turn, and L4–L5 or L5–S1 supplies the missing degrees.

Hip restriction writes the same story in the sagittal plane. If hip flexion is short, a squat or kneel-to-stand uses extra lumbar flexion. Available hip flexion is linked to how much the lumbar spine flexes during a squat lift (Patterson et al., 2022). People with poorer hip and lumbar mobility also place higher bending stress on the spine during everyday lifts (Dolan & Adams, 1993). On the floor, this means hinging to pick up a box rather than rounding through the belt line.

Awkward reaching multiplies both problems. A reach around a rack post is flexion plus rotation plus a long lever. Confined-space research shows spinal load stays high in restricted height, though kneeling can cut shear compared with stooping because the trunk can stay more upright (Weston et al., 2020). Behind a rack, you often experience the worst mix: a stooped torso, rotated shoulders, and a load at arm’s length, then a sudden stand.

Why This Pattern Progresses

A single shift rarely herniates a disc. The pattern does. Repeated end-range lumbar flexion and rotation under load stress the annulus, facets, and ligaments. Over months, you may notice morning stiffness, a catch when standing from a kneeling position, or buttock pain after a long pull. Those are mechanical warnings. If the segment keeps moving past its useful range while a disc is already irritated, nerve roots can become inflamed. That is a load problem, not “tight muscles.”

What a Structural Assessment Should Measure

A useful exam maps missing motion and excess motion.

Mid-back and rib cage

  • Seated and quadruped thoracic rotation with the pelvis held still
  • Thoracic extension, watching for lumbar substitution
  • Rib and segmental joint play through the levels used in reaching

Hips and pelvis

  • Hip flexion, extension, and rotation
  • Hip-hinge quality from standing and from a half-kneel
  • Pelvic control during sit-to-stand and floor-to-stand

Lumbar spine and nerves

  • Segmental motion and tenderness
  • Repeated-movement testing to see whether flexion or extension changes symptoms
  • Nerve tension signs if pain or tingling travels below the knee
  • Imaging and a neurologic exam when weakness or progressive numbness appears

Dr. Alex Jimenez, DC, APRN, FNP-BC, CFMP, IFMCP, uses that map with medical screening. Dual licensure lets structural findings sit next to a review of inflammation and medication risk. Dr. Maria Guadalupe Cardenas, MD, Board Certified in Internal Medicine, provides collaborative oversight so care stays coordinated with your existing medical team. That is beneficence: the plan exists to protect the disc and the person.

Alignment First: Restore the Joints That Should Move

If the mid-back is locked and the hips are stiff, adjusting only the sore lumbar joints may provide temporary relief, but the improvement often fades by the next session.

Alignment at El Paso Back Clinic restores motion where it belongs:

  • Thoracic and rib work to return rotation and extension to the cage
  • Pelvic and hip work so the femur can flex without flattening the lumbar curve
  • Specific lumbar adjustments after neighboring regions can share load

Patients keep autonomy here. You should know which joint is being treated, why, and how you’ll measure change at the next visit.

Non-maleficence sits in the same step. Skilled, non-invasive adjustments and graded loading can reduce the rush toward long-term medication or surgery while the problem is still mechanical. Surgery has a place for true neurologic emergencies. Most back problems become that case only after the same compensation runs for years.

Mobility Restoration You Can Own

Clinic work does not replace the shift.

  • Thoracic rotation in a half-kneel, ribs turning, pelvis quiet
  • Hip-flexor length after long kneeling, so standing does not yank the lumbar spine
  • Hip-hinge rehearsal so the crease is at the hips, not at the belt
  • Ankle motion, because a stiff ankle forces an extra lumbar fold when you drop

Short sessions beat heroic stretching after the damage is done. Two minutes before a rack walk and two minutes after is a plan most crews can keep.

Mechanical Rehabilitation and Lifting Strategy

Mobility without strength leaves a new joint unprotected.

  • Hip-dominant hinges and split-stance pulls so the glutes lift the torso
  • Anti-rotation holds so the lumbar spine can resist twist while the arms reach
  • Tall-kneeling and half-kneeling work that mirrors floor-to-stand cable tasks
  • Gradual loading of lift height and mass so the hips take the extra demand

Lifting rules:

  • Get the load close before it leaves the floor or the cart
  • Turn the feet instead of twisting the belt line
  • Prefer a kneel with an upright trunk over a full stoop when the aisle is low
  • Split the task: slide, then lift, then turn
  • Use a partner or lift aid for awkward chassis

Confined work will never be perfect. The goal is fewer cycles at end-range lumbar flexion and twist.

When Spinal Decompression Belongs in the Plan

If the disc is already irritated, alignment and exercise may not be enough in the first weeks. Non-surgical spinal decompression uses controlled traction to reduce load on an injured disc while you rebuild the kinetic chain. In lumbar radiculopathy, adding decompression to routine physical therapy improved pain, lumbar motion, endurance, and disability more than therapy alone over four weeks (Amjad et al., 2022).

Decompression is not a substitute for finding the stiff thorax or the restricted hip. It is a tool to calm a loaded segment so those corrections can stick. At Injury Medical Clinic PA in El Paso, decompression is paired with alignment and, when indicated, medical review by Dr. Cardenas so inflammation and nerve status are not ignored.

A Direct Plan for the Next Cutover

If your low back catches when you stand from behind a rack, treat it as a mechanical diagnosis.

  1. Get a structural exam that measures thoracic rotation, hip motion, and lumbar control.
  2. Restore motion to the mid-back and hips, then protect the lumbar segments.
  3. Rebuild hinge strength and anti-rotation capacity for kneeling and reaching.
  4. Change the lift: closer load, feet turn first, upright kneel in a low aisle.
  5. Use decompression when disc or nerve signs are present, under a plan you understand.

You remain the decision-maker. Integrative care at El Paso Back Clinic is designed to work with your current physicians, not around them. The aim is simple: keep the lumbar spine from doing a job it was never meant to do.


References

Amjad, F., Mohseni-Bandpei, M. A., Gilani, S. A., Ahmad, A., & Hanif, A. (2022). Effects of non-surgical decompression therapy in addition to routine physical therapy on pain, range of motion, endurance, functional disability and quality of life versus routine physical therapy alone in patients with lumbar radiculopathy; a randomized controlled trial. BMC Musculoskeletal Disorders, 23, 255.

Dolan, P., & Adams, M. A. (1993). Influence of lumbar and hip mobility on the bending stresses acting on the lumbar spine. Clinical Biomechanics, 8(4), 185–192.

Morimoto, M., Tripathi, S., Kodigudla, M., Motohashi, E., Fujitani, J., Goel, V. K., & Sairyo, K. (2024). Biomechanical effects of thoracic flexibility and stiffness on lumbar spine loading: A finite element analysis study. World Neurosurgery, 184, e282–e290.

Patterson, C. S., Lohman, E., Asavasopon, S., Dudley, R., Gharibvand, L., & Powers, C. M. (2022). The influence of hip flexion mobility and lumbar spine extensor strength on lumbar spine flexion during a squat lift. Musculoskeletal Science and Practice, 58, 102501.

Weston, E. B., Dufour, J. S., Lu, M.-L., & Marras, W. S. (2020). Spinal loading and lift style in confined vertical space. Applied Ergonomics, 84, 103021.

Yasuda, T., Yoshida, R., & Kuruma, H. (2023). Effects of thoracic spine mobilization on the lumbar spine rotation angle during trunk rotation. Asian Journal of Physical Therapy, 1(2023), Article 4.

Reversing Severe Lumbago and Disc Compression Methods

Reversing Severe Lumbago and Disc Compression Methods

Reversing Severe Lumbago and Disc Compression from Amazon Fulfillment Shifts

Abstract: Severe low-back pain after fulfillment work or delivery routes can feel like a one-way road toward surgery. Yet many cases deserve a careful conservative evaluation first. This guide explains how repetitive bending, sorting, vehicle vibration, and lifting can aggravate lumbago and disc-related pain; where mechanical alignment and selected non-surgical decompression may fit; how medical oversight screens red flags; and how Amazon workers can use practical lifting limits to reduce repeat flares.

Reversing Severe Lumbago and Disc Compression Methods

When a Shift Starts Loading the Lumbar Spine

A warehouse associate may begin a shift feeling stiff. Hours later, repeated low-bin reaches, package twisting, sorting, pallet work, or lifting away from the body can turn stiffness into severe lumbago. Delivery drivers add prolonged sitting, road vibration, repeated cabin exits, carrying, and awkward curbside lifts.

The problem is often cumulative. When the trunk bends and rotates while a load stays away from the body, spinal muscles must generate more force to control movement. Repetition can fatigue those tissues and degrade movement quality. NIOSH treats load weight, reach distance, vertical height, twisting, lifting frequency, duration, and grip quality as factors that change lifting risk (NIOSH, 2024).

That matters because “safe lifting” is not one universal number. A box manageable at waist height may be too demanding on the floor, far from the body, poorly gripped, or lifted repeatedly near the end of a long shift.

Why Pain Can Spike After the Shift

Symptoms may intensify after clocking out because fatigued muscles provide less support, sitting stiffens the hips, and irritated tissues remain sensitive after repeated loading. Delayed soreness doesn’t mean a disc suddenly worsened. Track which movements, loads, positions, and recovery habits consistently increase or decrease symptoms across workdays.

What “Disc Compression” Really Means

Between the lumbar vertebrae, intervertebral discs distribute load and allow movement. A disc is not a jelly doughnut that simply pops out and can be pushed back into place. It is a load-bearing structure with a fibrous outer ring and softer inner region. Repeated flexion, compression, rotation, aging, prior injury, and anatomy can contribute to disc changes.

Pain may come from several overlapping sources:

  • Irritated lumbar joints or surrounding soft tissues
  • Protective muscle spasm and reduced hip motion
  • Disc-related inflammation or mechanical sensitivity
  • A disc herniation that irritates a nerve root
  • Deconditioning after repeated pain episodes and activity avoidance

This is why a structural examination matters. The goal is to match symptoms with movement findings, neurologic testing, work demands, and imaging when indicated. Low-back guidelines support exercise, education, and selected manual or mobilization approaches as part of conservative care rather than a single passive treatment (George et al., 2021).

Step One: Restore Motion Without Forcing the Spine

At El Paso Back Clinic, targeted mechanical care begins with a practical question: which movements are limited, painful, unstable, or poorly coordinated?

One worker may have stiff hips that force repeated lumbar bending. Another may have painful lumbar joints that limit extension. A driver can show a different pattern after hours of seated flexion and vibration.

Chiropractic adjustments and non-thrust joint mobilization may improve mobility and reduce pain when the examination supports them. Guidelines report benefit from joint mobilization for many people with chronic low-back pain, including some with leg symptoms (George et al., 2021). Care should pair manual treatment with rehabilitation so improved motion becomes usable strength.

The Functional Target

The patient gains something measurable: easier standing, smoother walking, less guarded bending, better sleep positions, safer transitions from a delivery van, and more confidence handling daily tasks. Those functional gains matter more than trying to make every spinal image look “perfect.”

Step Two: Use Non-Surgical Decompression Carefully

Non-surgical spinal decompression is commonly described as controlled lumbar traction or unloading. The practical aim is to reduce mechanical stress temporarily and create a position in which painful tissues or irritated nerve roots may become less sensitive.

The evidence requires precision. A systematic review found short-term improvements in pain and disability when certain mechanical traction forms were added to treatment for lumbar radiculopathy, but study quality and results varied (Vanti et al., 2021). WHO guidance for chronic primary low-back pain advises against routine traction for most patients, so decompression should not become an automatic protocol for every painful back (World Health Organization, 2023).

For a selected patient, decompression may be one tool within movement retraining, strengthening, work modification, and medical evaluation. It should never be sold as a guaranteed way to “reinflate” a disc or permanently reverse degeneration.

Preventing Unnecessary Surgery Without Delaying Necessary Surgery

Avoiding surgery is valuable when recovery is safe with conservative care. Lumbar discectomy can be appropriate for selected patients, yet it still carries risks such as recurrent herniation, wound complications, dural tears, reoperation, and neurologic complications (Bombieri et al., 2022).

The safer message is not “never have surgery.” It is “earn the decision with the right evaluation.” Recent spine recommendations support surgery when conservative treatment fails and emphasize urgent or early surgery for cauda equina syndrome or progressive severe neurologic deficits (Costa et al., 2024).

Seek urgent assessment for new bowel or bladder dysfunction, saddle-region numbness, rapidly worsening leg weakness, or serious neurologic changes. Fever, major trauma, unexplained weight loss, or concern for infection, fracture, or cancer also deserves prompt review.

This is non-maleficence in practice: use the least invasive reasonable option when it is safe, but never let a desire to avoid surgery delay care for a true emergency.

Step Three: Set Proactive Lifting Limits

For Amazon associates, prevention must survive the workday. “Lift with your legs” is not enough.

Use these rules:

  • Bring the package close before standing up.
  • Turn with the feet instead of twisting under load.
  • Reduce load size when the object starts low, high, or far away.
  • Use team lifting or mechanical assistance for demanding or awkward items.
  • Break up repeated lifting when possible with task rotation or brief recovery periods.
  • Stop treating pain as a test of toughness; a changing neurologic symptom deserves evaluation.

The Revised NIOSH Lifting Equation is useful because it does not assume every worker should lift the same weight in every position. It calculates a recommended weight limit using task conditions and a lifting index that reflects physical demand. NIOSH recommends keeping the lifting index or composite lifting index at or below 1.0 when evaluating two-handed lifting tasks (NIOSH, 2024).

Integrated Oversight: Structure, Medicine, and Patient Choice

Dr. Alex Jimenez, DC, APRN, FNP-BC, CFMP, IFMCP, bridges chiropractic structural alignment, mechanical rehabilitation, and advanced medical diagnostics. He holds Texas Advanced Practice Nursing License #1191402, Prescriptive Authority #59628, and NPI #1205907805. His dual licensure lets the clinic coordinate musculoskeletal examination with broader medical assessment and appropriate advanced interventions.

Dr. Maria Guadalupe Cardenas, MD, is Board Certified in Internal Medicine, has more than 40 years of experience, and holds Texas Medical License #J2933 and NPI #1164426748. As Medical Director, Clinical Director, and Collaborative Physician at Injury Medical Clinic PA in El Paso, she provides internal medicine oversight, risk stratification, interpretation of indicated laboratory tests, and comorbidity coordination.

That collaboration supports beneficence: the plan centers on the patient’s best functional outcome. It supports non-maleficence by screening for medical risks before aggressive treatment and using non-invasive, drug-sparing options when appropriate. It also protects autonomy. Patients are taught what the examination shows, what each option can and cannot reasonably do, and when another specialist or their existing medical team should be involved.

A Better Goal Than “Toughing It Out”

Severe lumbago after warehouse or delivery work is not a character test. The goal is to interrupt the overload cycle before pain, guarding, deconditioning, and poor mechanics reinforce one another.

A conservative plan can include targeted joint care, selected decompression, progressive trunk and hip rehabilitation, work-specific lifting education, and medical oversight. The target is direct: more comfortable movement, safer lifting, better sleep, and the ability to work without organizing each day around the next flare.

Multidisciplinary Call to Action

If repeated bending, sorting, driving, or lifting causes severe low-back pain, start with a coordinated evaluation. El Paso Back Clinic can assess mechanical function, neurologic findings, lifting demands, and medical risks, then explain conservative options and when to refer. Bring your imaging, medication list, job demands, and questions. The final decision remains yours, supported by clear information and coordinated chiropractic and medical care.


References

Bombieri, F. F., Shafafy, R., & Elsayed, S. (2022). Complications associated with lumbar discectomy surgical techniques: A systematic review. Journal of Spine Surgery, 8(3), 377–389.

Costa, F., Oertel, J., Zileli, M., Restelli, F., Zygourakis, C. C., & Sharif, S. (2024). Role of surgery in primary lumbar disk herniation: WFNS Spine Committee recommendations. World Neurosurgery: X, 22, 100276.

George, S. Z., Fritz, J. M., Silfies, S. P., Schneider, M. J., Beneciuk, J. M., Lentz, T. A., Gilliam, J. R., Hendren, S., & Norman, K. S. (2021). Interventions for the management of acute and chronic low back pain: Revision 2021. Journal of Orthopaedic & Sports Physical Therapy, 51(11), CPG1–CPG60.

National Institute for Occupational Safety and Health. (2024). Revised NIOSH Lifting Equation. Centers for Disease Control and Prevention.

Vanti, C., Panizzolo, A., Turone, L., Guccione, A. A., Violante, F. S., Pillastrini, P., & Bertozzi, L. (2021). Effectiveness of mechanical traction for lumbar radiculopathy: A systematic review and meta-analysis. Physical Therapy, 101(3), pzaa231.

World Health Organization. (2023). WHO guideline for non-surgical management of chronic primary low back pain in adults in primary and community care settings. World Health Organization.

Severe Low Back Pain in Amazon Fulfillment Workers

Severe Low Back Pain in Amazon Fulfillment Workers

Severe Low Back Pain in Amazon Fulfillment Workers: Epidural Injections, Spinal Decompression, and the Treatment Window

Abstract: Severe low back pain can turn a 10-hour fulfillment shift into a battle. Repeated low-bin reaching, standing, twisting, and handling can keep an irritated lumbar nerve from settling. This article explains a function-first strategy: “turn down the fire, then address the load.” When true lumbar radiculopathy is present, an appropriately selected epidural injection may reduce acute nerve inflammation enough to create a treatment window for nonsurgical spinal decompression, mechanical chiropractic care, rehabilitation, and safer work habits. The goal is not temporary numbness. It is restoring movement while addressing the forces that keep symptoms returning.

Severe Low Back Pain in Amazon Fulfillment Workers

A picker starts the shift moving quickly: scan, reach, bend, pull, pivot, walk, repeat. By hour seven, a familiar ache becomes sharper. By hour ten, standing upright hurts, the leg may burn, and getting into the car feels harder than moving another tote.

NIOSH identifies heavy physical work, lifting, forceful movement, bending, twisting, and static postures as recognized risk factors for low-back musculoskeletal disorders (National Institute for Occupational Safety and Health [NIOSH], 2024). For fulfillment workers, the problem is cumulative exposure. Low bins encourage trunk flexion, rushed reaches add rotation, and long hours on concrete floors magnify fatigue. Once pain changes how you move, compensation can load the hips, pelvis, and opposite side of the back.

The Key Question: Is the Fire in the Back or the Nerve?

Not every severe backache needs an injection. The first step is to identify what is irritated.

Localized lumbar pain may come from muscles, joints, discs, or other structures. Radicular pain is different. It can occur when a lumbar nerve root becomes irritated or compressed and may produce:

  • Burning or electric pain into the buttock or leg
  • Numbness or tingling
  • Pain that travels below the knee
  • Weakness in the foot or leg
  • Symptoms that worsen with certain spinal positions, coughing, or straining

A careful examination should assess strength, reflexes, sensation, movement tolerance, nerve tension, gait, and symptom patterns. Imaging may be appropriate when findings suggest significant disc injury, persistent neurologic symptoms, trauma, or when results would change treatment.

New loss of bowel or bladder control, saddle numbness, rapidly worsening weakness, fever with severe back pain, or major trauma requires urgent medical evaluation. These symptoms are not ones you can just “work through.”

Turn Down the Fire, Then Fix the Load

Think of an irritated lumbar nerve like a fire alarm beside a hot engine. If inflammation is high enough, even small movements can trigger intense pain. The worker may stop bending normally, brace every step, sleep poorly, and avoid rehabilitation because almost everything hurts.

That is where the treatment-window concept matters.

For appropriately selected lumbar radiculopathy, an epidural corticosteroid injection can place anti-inflammatory medication near the affected nerve root. A 2025 American Academy of Neurology review found that epidural steroid injections probably reduce short-term pain and disability in radiculopathy, while long-term pain benefit remains uncertain (Armon et al., 2025).

In plain language: the injection is not rebuilding a disc or correcting lifting mechanics. It may turn down the inflammatory “fire” long enough to make useful movement possible.

That window matters when pain blocks progress. A worker who could not tolerate walking, traction, unloading, or stabilization may gain enough control to begin them.

What an Epidural Injection Can—and Cannot—Do

A properly indicated epidural may help:

  • Reduce acute radicular pain
  • Improve tolerance for walking and sleep
  • Make rehabilitation easier to participate in
  • Allow a graded return to mechanical treatment
  • Reduce reliance on passive coping alone

It does not guarantee permanent relief, prevent surgery in every case, or address occupational loading patterns on its own. The AAN review found insufficient evidence that epidural steroid injections reduce the eventual need for surgery (Armon et al., 2025).

There are also risks. The FDA notes rare but serious neurologic complications associated with epidural corticosteroid injections and states that corticosteroids are not FDA-approved specifically for epidural administration (U.S. Food and Drug Administration [FDA], 2014). That makes informed consent, patient selection, appropriate image guidance, and medical oversight essential.

Step Two: Use the Window for Nonsurgical Spinal Decompression

Once the fire is quieter, the next question is simple: what mechanical inputs can the spine tolerate now?

Here, “spinal decompression” means nonsurgical mechanical traction or distraction, not surgery. The goal is controlled lumbar unloading while monitoring symptoms and neurologic response.

Research on traction is encouraging for some lumbar disc herniation patients, but it is not one-size-fits-all. A 2025 systematic review found improvements across traction, exercise, and manipulation studies, while also reporting very high variability between protocols and patient groups (Thavarajasingam et al., 2025).

That is why decompression should be treated as a clinical tool, not a magic table.

During the treatment window, the clinician can look for useful signs:

  • Leg pain centralizes toward the back
  • Standing and walking tolerance improves
  • Numbness or tingling decreases
  • The patient can change positions with less guarding
  • Basic trunk and hip exercises become tolerable

If symptoms worsen, spread farther down the leg, or neurologic weakness progresses, reassess the plan.

Step Three: Fix the Load With Mechanical Chiropractic Care

Pain relief is valuable, but function is the finish line.

The picker or packer has to return to the same realities: low bins, repetitive handling, long walking routes, awkward reaches, and a clock that does not care whether the lumbar muscles are fatigued. Mechanical chiropractic care should therefore focus on restoring motion and controlling load, not simply chasing pain scores.

Care may include low-force mobilization, selected chiropractic adjustments, hip mobility, trunk endurance, graded lifting, nerve-mobility exercises, and conditioning. Aggressive manipulation is not automatically appropriate during a highly irritable radicular episode; treatment intensity should match neurologic findings and tolerance.

A useful return-to-function plan teaches the worker to:

  • Hinge through the hips instead of repeatedly rounding the lumbar spine
  • Bring the load closer before standing
  • Pivot with the feet instead of twisting while bent
  • Alternate positions when task design allows
  • Break large recovery goals into short movement exposures
  • Report progressive weakness or spreading numbness promptly

These habits support autonomy. The patient should understand what is being treated, why each step is being used, what alternatives exist, and what would change the plan.

Integrated Care: One Plan, Not Three Disconnected Treatments

Severe radicular pain often crosses professional lanes. That is where multidisciplinary care can improve coordination.

Dr. Alex Jimenez, DC, APRN, FNP-BC, CFMP, IFMCP, combines Doctor of Chiropractic care with board-certified family nurse practitioner authority and advanced practice nursing. Under collaborative medical oversight, his scope includes image-guided epidural spinal injections, structural chiropractic care, mechanical rehabilitation, and functional medicine support.

Dr. Maria Guadalupe Cardenas, MD, is board-certified in Internal Medicine, has more than 40 years of experience, and serves as Medical Director and collaborative physician at Injury Medical Clinic PA. Her role includes medical oversight, risk stratification, laboratory interpretation, and coordination of medical conditions that can affect recovery.

The benefit is sequence and communication: calm the nerve when indicated, restore tolerable motion, rebuild capacity, and coordinate with the patient’s existing medical team. That supports beneficence while respecting non-maleficence—using the least invasive reasonable options first when safe, without delaying surgical or emergency referral when neurologic findings demand it.

Your Treatment Window Should Lead Somewhere

An epidural injection should not become permission to ignore the same loading pattern until the pain returns. The window is valuable because it creates opportunity.

  • Use it to walk more normally.
  • Use it to sleep.
  • Use it to tolerate decompression or rehabilitation.
  • Use it to relearn bending, lifting, and bracing strategies.
  • Use it to build enough capacity that the next 10-hour shift is not simply another flare waiting to happen.

For an Amazon fulfillment worker with severe low back pain and leg symptoms, the goal is not to choose between “an injection” and “chiropractic.” The better question is whether each tool fits the diagnosis and timing.

Turn down the fire. Then fix the load.

If severe back pain, sciatica, numbness, or weakness is limiting your work or daily function, schedule a multidisciplinary evaluation at El Paso Back Clinic. A coordinated DC/APRN/FNP-BC and MD-guided plan can help determine whether you need urgent referral, an epidural treatment window, nonsurgical decompression, mechanical rehabilitation, or a different path entirely. You remain the informed decision-maker at every step.


References

Armon, C., Narayanaswami, P., Potrebic, S., Gronseth, G., Bačkonja, M.-M., Cai, V. L., Dorman, J., Gilligan, C., Heller, S. A., Silsbee, H. M., & Smith, D. B. (2025). Epidural steroids for cervical and lumbar radicular pain and spinal stenosis systematic review summary: Report of the AAN Guidelines Subcommittee. Neurology, 104(5), e213361.

National Institute for Occupational Safety and Health. (2024, March 5). Step 1: Identify risk factors. Centers for Disease Control and Prevention.

Thavarajasingam, S. G., Ramsay, D. S. C., Namireddy, S. R., Kamath, A. G., Kanakala, S., Zaidi, H., Parikh, R., Peerbhai, A., Ponniah, H. S., Arif, A., Salih, A., Thavarajasingam, A., Neuhoff, J., Scurtu, D., Jankovic, D., Kramer, A., & Ringel, F. (2025). Exercise, manipulation and traction physiotherapy in the conservative management of lumbar disc herniation: A systematic review and meta-analysis. Brain & Spine, 5, 105632.

U.S. Food and Drug Administration. (2014). FDA Drug Safety Communication: FDA requires label changes to warn of rare but serious neurologic problems after epidural corticosteroid injections for pain.

Data Center Chronic Low-Back Pain: A Guide for Technicians

Data Center Chronic Low-Back Pain: A Guide for Technicians

Server Rack to Desk Chair: Why Data Center and IT Work Can Trigger Chronic Low-Back Pain—and What You Can Do About It

A shift can change quickly. For one hour, you sit and answer tickets. The next, you are standing on a server-room floor, crouching behind a rack, reaching for cables, or lifting hardware. By day’s end, your low back may feel tight, tired, or familiar.

For El Paso’s IT professionals, data center technicians, and network teams, recurring low-back pain rarely comes down to one “bad posture.” Sitting, standing, bending, twisting, and lifting can contribute to symptoms, but no single exposure consistently explains every case (Swain et al., 2020). The better question is which combined loads, habits, and recovery limits keep your back irritated.

Data Center Chronic Low-Back Pain: A Guide for Technicians

Why Tech Work Can Become a Mechanical Load Problem

Your lumbar spine is built to move and carry load. Problems can appear when tissues face more stress than they comfortably recover from.

Long desk sessions reduce movement variety. Prolonged standing can also become uncomfortable; substantial occupational standing has been associated with more low-back symptoms, though it has not been proven that standing itself causes pain (Coenen et al., 2018). Add crouching, cable work, twisting, and equipment lifting, and the demand changes again.

The goal is not to fear movement. It is to improve how well your body handles it.

Sitting, Hip Stiffness, and the “Locked Up” Feeling

After hours seated, many workers stand feeling stiff through the hips and lower back. It is tempting to blame “tight hip flexors,” but low-back pain is more complex than one muscle group.

Limited hip motion can change how you bend, squat, or reach. The lumbar region may then take on more motion during some tasks. Hip mobility, trunk control, and movement variety can therefore be reasonable rehabilitation targets without claiming that tight hips automatically cause back pain.

Standing on Concrete Is Not Automatically Better Than Sitting

A standing desk may help, but standing all day is not a cure. Technical workspaces may require long periods on firm surfaces while monitoring equipment.

Variation is usually practical: sit, stand, walk, change foot position, and move when the job permits. NIOSH identifies static posture, heavy physical work, lifting, bending, and twisting among contributors to work-related musculoskeletal stress (National Institute for Occupational Safety and Health [NIOSH], 2024a).

Think “best next position,” not “perfect position.”

Crouching, Cable Work, and Rack-Side Repetition

Working behind equipment can place you in deep hip flexion, kneeling, squatting, rotation, or sustained forward bending. None is inherently dangerous. Trouble may develop when exposure is prolonged, repeated, heavily loaded, or performed while fatigued.

Bring tools closer. Raise work when possible. Use a kneeling pad or stable support when appropriate. Alternate sides instead of always rotating one way. Brief movement breaks can reduce unnecessary repetition.

Lifting Hardware: Control the Load, Not Just Your Back

Servers, batteries, monitors, and UPS components can be awkward or hard to grip. Safe lifting is not simply “keep your back straight.” Weight, distance, height, twisting, frequency, grip, and repetition matter. The Revised NIOSH Lifting Equation estimates physical stress from two-handed lifts and supports safer job design (NIOSH, 2024b).

Get close to the load, use a stable stance, avoid rushed twisting, and use team lifts or assistance when appropriate. Lifting limits should reflect the task and your current capacity.

What a Structural Assessment Should Actually Look For

Recurring low-back pain deserves more than a quick label.

At El Paso Back Clinic, a mechanical assessment can consider spinal and pelvic motion, painful patterns, hip mobility, trunk endurance, lifting mechanics, neurological findings, and positions that change symptoms. The goal is not to claim every painful back is “out of alignment,” but to identify modifiable findings and whether conservative care is appropriate.

Imaging is not necessary for every episode. History and examination help determine when testing may be appropriate. New bowel or bladder problems, saddle numbness, progressive leg weakness, major trauma, fever, or systemic symptoms require prompt medical evaluation.

Mechanical Rehabilitation: Build Capacity for Your Real Job

Rehabilitation should prepare you for work, not only help you feel better on a treatment table. Clinical guidelines support exercise and selected manual therapies for many people with acute or chronic low-back pain (George et al., 2021).

For an IT professional, rehabilitation might include hip mobility, trunk endurance, hinging, graded lifting, strength, walking tolerance, and desk-position changes. A data center technician may also need loaded carries, squat tolerance, kneeling transitions, reaching, and controlled rotation.

The plan should progress with your response. Some people need mobility; others need strength, endurance, or confidence with painful movements. Patient autonomy matters: you should understand what is tested, why treatment is suggested, alternatives, and how progress will be measured.

Where Chiropractic Care and Decompression Fit

Chiropractic care may be one part of conservative treatment when examination indicates manual care is appropriate. Guidelines include spinal manipulation among options that may help some people with chronic low-back pain, especially when paired with active care rather than used alone (World Health Organization [WHO], 2023).

“Decompression” requires careful thinking. WHO does not recommend routine traction for chronic primary low-back pain because the supporting evidence is uncertain (WHO, 2023). Decompression should not be sold as a guaranteed disc fix or universal answer.

If decompression is considered, it should follow examination, fit the symptom pattern, have clear goals, and be reassessed. Beneficence means choosing care for your clinical needs—not applying the same protocol to everyone.

Integrated Care When Back Pain Is More Than Mechanical

Persistent pain can be influenced by sleep, stress, metabolic health, medication use, recovery, and other medical factors. An integrated team can help when those issues matter.

Dr. Alex Jimenez, DC, APRN, FNP-BC, CFMP, IFMCP, bridges chiropractic structural care, mechanical rehabilitation, and functional medical assessment. Dr. Maria G. Cardenas, MD, Board Certified in Internal Medicine, provides medical direction and oversight for complex medical or metabolic concerns and clinically appropriate laboratory evaluation.

Collaboration does not remove your voice. You remain the informed decision-maker.

A Better Back Strategy for El Paso Tech Workers

Whether your day moves from an El Paso desk to a server room, network closet, help-desk station, or equipment floor, your back needs more than perfect posture. It needs movement variety, smart load management, recovery, and enough strength for the work.

Start with small changes: interrupt long sitting, vary standing, improve workstation reach, keep loads close, plan awkward lifts, and build capacity gradually. If pain keeps returning, limits work, radiates into the leg, or changes how you move, seek a qualified evaluation.

At El Paso Back Clinic, our goal is to identify changeable drivers, explain your options clearly, and coordinate structural chiropractic care, mechanical rehabilitation, and medical oversight when indicated. We build the safest plan around your findings, goals, and informed choices. That approach supports safer movement, stronger function, and more confident workdays ahead.


References

Coenen, P., Willenberg, L., Parry, S., Shi, J. W., Romero, L., Blackwood, D. M., Maher, C. G., Healy, G. N., Dunstan, D. W., & Straker, L. M. (2018). Associations of occupational standing with musculoskeletal symptoms: A systematic review with meta-analysis. British Journal of Sports Medicine, 52(3), 176–183. https://doi.org/10.1136/bjsports-2016-096795

George, S. Z., Fritz, J. M., Silfies, S. P., Schneider, M. J., Beneciuk, J. M., Lentz, T. A., Gilliam, J. R., Hendren, S., & Norman, K. S. (2021). Interventions for the management of acute and chronic low back pain: Revision 2021. Journal of Orthopaedic & Sports Physical Therapy, 51(11), CPG1–CPG60. https://doi.org/10.2519/jospt.2021.0304

National Institute for Occupational Safety and Health. (2024a). Step 1: Identify risk factors. Centers for Disease Control and Prevention. https://www.cdc.gov/niosh/ergonomics/ergo-programs/risk-factors.html

National Institute for Occupational Safety and Health. (2024b). Revised NIOSH lifting equation. Centers for Disease Control and Prevention. https://www.cdc.gov/niosh/ergonomics/about/rnle.html

Swain, C. T. V., Pan, F., Owen, P. J., Schmidt, H., & Belavy, D. L. (2020). No consensus on causality of spine postures or physical exposure and low back pain: A systematic review of systematic reviews. Journal of Biomechanics, 102, 109312. https://doi.org/10.1016/j.jbiomech.2019.08.006

World Health Organization. (2023). WHO guideline for non-surgical management of chronic primary low back pain in adults in primary and community care settings. World Health Organization. https://www.who.int/publications/i/item/9789240081789

Testosterone and Androgen Physiology in Women: Insights

Testosterone and Androgen Physiology in Women: Insights

Testosterone and Androgen Physiology in Women: Subcutaneous Injections in Coordinated Care

Abstract: Testosterone is a normal hormone in women. The ovaries, adrenal glands, and many local tissues help make and use it. Levels fall slowly with age, not all at once at menopause. A single blood test rarely proves deficiency. The strongest research support for testosterone therapy in women is for distressing low sexual desire after menopause, after other causes are checked. Subcutaneous injections can provide steadier levels in some studied groups, but evidence in women is thinner and remains off-label. Integrative chiropractic care does not replace medical decisions about hormones. It can help patients gain pain relief, better mobility, and improved sleep while the medical team keeps treatment coordinated and safe.

Testosterone and Androgen Physiology in Women: Insights

Testosterone is a female hormone

Androgens are often called male hormones. That label is incomplete. Testosterone is the main circulating active androgen and a normal part of female biology. Women keep lower amounts than men—typically 10 to 20 times lower—but those amounts still guide important physical and metabolic functions (Cleveland Clinic, n.d.; Davis & Wahlin-Jacobsen, 2015). For much of adult life, a woman’s circulating testosterone is higher than her circulating estradiol (Davis & Wahlin-Jacobsen, 2015).

Testosterone works in two ways:

  • Directly, on androgen receptors in muscle, bone, brain, fat, skin, and sexual tissues
  • Indirectly, when local enzymes turn it into estradiol or into the stronger androgen dihydrotestosterone (DHT)

These pathways help explain effects on sexual function, tissue upkeep, and metabolism even when blood levels look low (Davis & Wahlin-Jacobsen, 2015; Labrie et al., 2017).

Where women’s androgens come from

Women do not rely on one gland. Production is shared.

  • The ovaries release some testosterone and larger amounts of precursors
  • The adrenal glands release DHEA and DHEA-sulfate (DHEAS), a large precursor pool
  • Peripheral tissues—fat, skin, muscle, and other organs—convert those precursors into the small amounts of hormone they need

This last step is called intracrinology. Many tissues make the hormone they need on site and then break it down before much of it returns to the blood (Labrie et al., 2017). A blood testosterone result is only the visible tip of a larger local system.

Enzymes in tissues can convert DHEA to testosterone, make DHT, or turn testosterone into estradiol. The same precursor can become an androgen in one tissue and an estrogen in another. Local enzymes, not just the lab, decide the outcome (Labrie et al., 2017; Schiffer et al., 2018).

A long slope, not a sudden cliff

Estradiol falls sharply at menopause. Androgens do not. DHEA and DHEAS begin to fall from about the third decade of life and may be down by roughly 60% by menopause (Davis & Wahlin-Jacobsen, 2015). A woman in her forties is already below her own earlier peak.

Midlife data measured by mass spectrometry found median testosterone falling from about 0.56 nmol/L in the early forties to about 0.42 nmol/L in the late fifties, with a low point near ages 58–59. In women of similar age, testosterone did not differ by menopausal stage. Natural menopause itself is not a stand-alone reason to administer testosterone (Wang et al., 2025).

Two exceptions matter:

  • Surgical menopause (both ovaries removed) cuts the ovarian share at once
  • Premature ovarian insufficiency creates an earlier deficit than the usual age-related slope (Davison et al., 2005; Soman et al., 2019)

The postmenopausal ovary can also continue to produce some testosterone for years after estradiol output has collapsed (Davis & Wahlin-Jacobsen, 2015).

Why one lab number rarely settles the question

Measuring female testosterone is challenging. Routine immunoassays were built for the much higher male range. Liquid chromatography–tandem mass spectrometry (LC-MS/MS) is more reliable. Most circulating testosterone is bound to sex hormone-binding globulin (SHBG), so free hormone can change when SHBG changes even if total testosterone stays the same (Rosner & Vesper, 2010).

What moves SHBG—and the free fraction:

  • Oral estrogen and high thyroid hormone tend to raise SHBG and lower free testosterone
  • Obesity and insulin resistance tend to lower SHBG and raise free testosterone
  • Androgen excess, including polycystic ovary syndrome (also discussed as polyendocrine metabolic ovarian syndrome, or PMOS), also lowers SHBG (Luo et al., 2024; Teede et al., 2023)

Low SHBG is also a metabolic clue and has been linked to higher diabetes risk in women (Ding et al., 2009). Guidelines do not diagnose androgen deficiency based on a single value. A level is a baseline and a safety check, not the whole diagnosis (Davis et al., 2019; Parish et al., 2021).

What the evidence supports—and what it does not

The clearest evidence is in sexual function. Higher endogenous testosterone tracks modestly with better desire (Maseroli & Vignozzi, 2022). In randomized trials, testosterone improved desire, arousal, orgasm, pleasure, and satisfaction and reduced sexual distress in postmenopausal women with low desire (Islam et al., 2019).

Androgen receptors sit in bone, muscle, fat, vessels, and the brain. That map is real. This is not the same as a proven benefit. Trials supporting sexual-function gains have not firmly shown better body composition, bone, mood, or cognition to the same standard (Davis, 2025; Islam et al., 2019). Some tissue effects may also come from local conversion to estradiol.

Too much androgen is the other problem: acne, unwanted hair, cycle changes, and higher cardiometabolic risk in PMOS/PCOS (Teede et al., 2023). Risk can appear at both ends of the female range (Luo et al., 2024). The target is a physiologic band, not “more is better.”

International groups have not endorsed a broad “female androgen deficiency syndrome,” because no blood cutoff cleanly separates symptomatic women from normal variation (Davis et al., 2019; Wierman et al., 2014). The one consensus indication is hypoactive sexual desire disorder (HSDD) in postmenopausal women—low desire that causes distress—after other causes are addressed (Parish et al., 2021). There is still no FDA-approved testosterone product for women in the United States. Prescribing remains off-label, and long-term heart and breast data in women are limited (Islam et al., 2019; Panay et al., 2024).

What subcutaneous testosterone injections are

A subcutaneous (SubQ) injection places testosterone into the fatty layer under the skin, usually in the abdomen or thigh, with a short, thin needle. An intramuscular (IM) injection goes deeper into muscle.

In men and in some gender-affirming care settings, weekly SubQ testosterone esters can reach therapeutic levels with smaller peaks and troughs, less pain, and easier self-use than some IM schedules (Figueiredo et al., 2022). That data should not be copied wholesale onto women.

  • Women need much smaller doses
  • Female physiologic ranges are far lower
  • Randomized evidence in women is mainly transdermal, not SubQ (Davis et al., 2019)
  • Guidelines do not establish a subcutaneous route for women and do not endorse compounded products as first-line (Parish et al., 2021)

If a clinician considers low-dose SubQ testosterone cypionate in oil, it is an individualized, off-label choice. The goal is to keep exposure within the premenopausal physiologic range, monitor for acne, hair changes, voice changes, or metabolic shifts, and document informed consent (Davis et al., 2019; Jimenez, 2026b). If this route is used at all, start low, titrate to symptoms plus labs, use the same assay method over time, and do not treat menopause itself as an automatic indication (Wang et al., 2025). Compounded prefilled low-dose syringes are not FDA-approved for women. They are a delivery tool, not proof that therapy is indicated.

What patients gain from integrative chiropractic care

Hormone questions and musculoskeletal problems often show up together. Women with midlife androgen decline may also notice joint stiffness, slower recovery, fatigue, and poorer sleep (Davis, 2025; Jimenez, 2026a). After an auto accident or work injury, neck pain, low-back pain, and delayed stiffness can stack on top of that picture.

Integrative chiropractic care does not replace a hormone plan. It focuses on what the patient can gain:

  • Pain relief through restored joint motion and less mechanical strain
  • Improved mobility so walking, lifting, work, driving, and home tasks feel more possible
  • Better sleep when night pain, muscle tightness, and poor recovery ease
  • Stronger return to activity after crashes, work strain, or chronic back and neck pain

Chiropractic adjustments, soft-tissue care, and rehabilitation are non-invasive and drug-free. Used well, they can lower the chance that pain is managed only with long-term medication or rushed toward surgery. That is a simple safety idea: first do no harm, then add only what the person needs.

Integrative care also means working with the patient’s existing medical team. Supervising clinicians handle hormone dosing, lab review, and medication decisions. Chiropractic care adds movement, recovery, and function so the whole plan stays coordinated rather than split into separate silos.

How the El Paso team works together

At Injury Medical Clinic PA in El Paso, Texas, Dr. Alexander Jimenez, DC, APRN, FNP-BC, CFMP, IFMCP, ATN, CCST, provides chiropractic care, functional-medicine framing, and dual-licensed nurse-practitioner evaluation. In clinical observation, he describes testosterone as one part of a wider plan, not a stand-alone energy shot. He notes that women have androgen receptors across muscle, bone, and brain; that levels often fall by the mid-forties compared with the mid-twenties; and that low-dose, monitored strategies may support libido, energy, and musculoskeletal integrity in selected patients when labs, symptoms, and safety checks line up (Jimenez, 2026a, 2026c). He also stresses that SubQ use in women is not the same as male testosterone replacement and should not be sold as routine wellness care (Jimenez, 2026b). More clinical notes appear on dralexjimenez.com and LinkedIn.

Off-label hormone decisions need medical oversight. Dr. Maria Guadalupe Cardenas, MD, board-certified in internal medicine (NPI #1164426749, Texas MD License #J2933), has more than 40 years of experience as an internist. She serves as Medical Director and Collaborative Physician at Injury Medical Clinic PA. This multidisciplinary setup is common in integrative and injury clinics: an MD provides medical direction while a chiropractor delivers hands-on spinal and rehabilitation care.

Together, the team can connect:

  • Medical screening and comorbidity review
  • Chiropractic care for pain, mobility, and sleep-related musculoskeletal strain
  • Functional medicine review of sleep, gut, thyroid, iron, and metabolic drivers that also change SHBG
  • Personal injury care and rehabilitation after crashes, work injuries, or delayed symptoms
  • Clear communication with the patient’s other physicians so care stays safe and well coordinated

Putting the pieces together

A careful visit starts with the story—desire, distress, energy, sleep, pain, injuries, medicines, and surgery—then an exam and labs used as a baseline, not a verdict. Other causes come first: relationship strain, depression, pain, vaginal dryness, thyroid disease, and medication effects. For many women, that means no testosterone. For some postmenopausal women with HSDD, a carefully dosed, monitored plan may be discussed. If SubQ is chosen, it stays small, measured, and reversible while chiropractic care rebuilds the capacity to move and recover.

Testosterone is a normal female hormone made in more than one place and used inside many tissues. It declines on a long slope. Blood tests tell only part of the story. The honest evidence base is strongest for distressed low sexual desire after menopause, not for menopause itself. Subcutaneous injections can offer steady delivery in other groups, but in women they remain an individualized, off-label option that must stay within a physiologic range.

The safest frame is coordinated care: medical direction for hormone decisions, chiropractic and rehabilitation for pain relief, mobility, and sleep, and a plan that prefers non-invasive options when they can help a person function without adding avoidable risk.

“Your body works as a unified system—your hormones directly dictate how well your spinal muscles heal and protect your joints. You don’t have to navigate chronic discomfort or confusing hormonal shifts alone; reach out to our team today to learn how safe, monitored subcutaneous protocols can be seamlessly coordinated with your physical care to help you live without limits.”


References

Cleveland Clinic. (n.d.). What are androgens?

Davis, S. R. (2025). Not just sex: Other roles for testosterone in women. Climacteric, 28(4), 373–376.

Davis, S. R., Baber, R., Panay, N., Bitzer, J., Perez, S. C., Islam, R. M., Kaunitz, A. M., Kingsberg, S. A., Lambrinoudaki, I., Liu, J., Parish, S. J., Pinkerton, J., Rymer, J., Simon, J. A., Vignozzi, L., & Wierman, M. E. (2019). Global consensus position statement on the use of testosterone therapy for women. The Journal of Clinical Endocrinology & Metabolism, 104(10), 4660–4666.

Davis, S. R., & Wahlin-Jacobsen, S. (2015). Testosterone in women—the clinical significance. The Lancet Diabetes & Endocrinology, 3(12), 980–992.

Davison, S. L., Bell, R., Donath, S., Montalto, J. G., & Davis, S. R. (2005). Androgen levels in adult females: Changes with age, menopause, and oophorectomy. The Journal of Clinical Endocrinology & Metabolism, 90(7), 3847–3853.

Ding, E. L., Song, Y., Manson, J. E., Hunter, D. J., Lee, C. C., Rifai, N., Buring, J. E., Gaziano, J. M., & Liu, S. (2009). Sex hormone-binding globulin and risk of type 2 diabetes in women and men. The New England Journal of Medicine, 361(12), 1152–1163.

Figueiredo, M. G., Rodrigues, V. P., & Sande-Lee, S. (2022). Testosterone therapy with subcutaneous injections: A safe, practical, and reasonable option. Journal of the Endocrine Society.

Islam, R. M., Bell, R. J., Green, S., Page, M. J., & Davis, S. R. (2019). Safety and efficacy of testosterone for women: A systematic review and meta-analysis of randomised controlled trial data. The Lancet Diabetes & Endocrinology, 7(10), 754–766.

Jimenez, A. (2026a). Hormone optimization explained for women’s health. Dr. Alex Jimenez.

Jimenez, A. (2026b). Subcutaneous testosterone for hormone balance therapy guide. Dr. Alex Jimenez.

Jimenez, A. (2026c). Integrative hormone therapy and chiropractic care insights. Dr. Alex Jimenez.

Labrie, F., Martel, C., Bélanger, A., & Pelletier, G. (2017). Androgens in women are essentially made from DHEA in each peripheral tissue according to intracrinology. The Journal of Steroid Biochemistry and Molecular Biology, 168, 9–18.

Luo, X., Wang, Y., Wang, L., Shen, Y., & Ren, M. (2024). Association between female androgen levels, metabolic syndrome, and cardiovascular disease: An NHANES analysis (2013–2016). International Journal of Women’s Health, 16, 2087–2101.

Maseroli, E., & Vignozzi, L. (2022). Are endogenous androgens linked to female sexual function? A systematic review and meta-analysis. The Journal of Sexual Medicine, 19(4), 553–568.

News-Medical. (n.d.). The role of testosterone in women’s health.

Panay, N., Ang, S. B., Cheshire, R., Goldstein, S. R., Maki, P., & Nappi, R. E. (2024). Menopause and MHT in 2024: Addressing the key controversies—An International Menopause Society white paper. Climacteric, 27(5), 441–457.

Parish, S. J., Simon, J. A., Davis, S. R., Giraldi, A., Goldstein, I., Goldstein, S. W., Kim, N. N., Kingsberg, S. A., Morgentaler, A., Nappi, R. E., Park, K., Stuenkel, C. A., Traish, A. M., & Vignozzi, L. (2021). International Society for the Study of Women’s Sexual Health clinical practice guideline for the use of systemic testosterone for hypoactive sexual desire disorder in women. The Journal of Sexual Medicine, 18(5), 849–867.

Rosner, W., & Vesper, H. (2010). Toward excellence in testosterone testing: A consensus statement. The Journal of Clinical Endocrinology & Metabolism, 95(10), 4542–4548.

Schiffer, L., Arlt, W., & Storbeck, K. H. (2018). Intracrine androgen biosynthesis, metabolism and action revisited. Molecular and Cellular Endocrinology, 465, 4–26.

Soman, M., Huang, L. C., Cai, W. H., Xu, J. B., Chen, J. Y., He, R. K., Ruan, H. C., Xu, X. R., Qian, Z. D., & Zhu, X. M. (2019). Serum androgen profiles in women with premature ovarian insufficiency: A systematic review and meta-analysis. Menopause, 26(1), 78–93.

Teede, H. J., Tay, C. T., Laven, J. J. E., Dokras, A., Moran, L. J., Piltonen, T. T., Costello, M. F., Boivin, J., Redman, L. M., Boyle, J. A., Norman, R. J., Mousa, A., & Joham, A. E. (2023). Recommendations from the 2023 international evidence-based guideline for the assessment and management of polycystic ovary syndrome. The Journal of Clinical Endocrinology & Metabolism, 108(10), 2447–2469.

Wang, Y., Islam, R. M., Bond, M., & Davis, S. R. (2025). Testosterone and pre-androgens by age and menopausal stage at midlife: Findings from a cross-sectional study. eBioMedicine, 121, 105972.

Wierman, M. E., Arlt, W., Basson, R., Davis, S. R., Miller, K. K., Murad, M. H., Rosner, W., & Santoro, N. (2014). Androgen therapy in women: A reappraisal. An Endocrine Society clinical practice guideline. The Journal of Clinical Endocrinology & Metabolism, 99(10), 3489–3510.

Occipital Nerve Blocks: Treating Head Pain Effectively

Occipital Nerve Blocks: Treating Head Pain Effectively

Unlocking Relief: A Closer Look at Occipital Nerve Blocks for Head and Neck Pain

Abstract

This educational guide offers an in-depth, first-person look at managing head and neck pain, focusing on conditions like occipital neuralgia and cervicogenic headaches. I will walk you through the diagnostic process. Additionally, I explain how occipital nerve block injections help diagnose and treat this type of debilitating pain.

We will explore the underlying anatomy and physiology, detailing how irritation of the occipital nerves can lead to widespread symptoms. This post explains the rationale behind using a combination of a local anesthetic (lidocaine) and a corticosteroid (cortisone) to provide immediate relief. It also shows how this combination helps reduce inflammation over the long term.

We will also discuss how this intervention is a crucial part of our integrative care model at Injury Medical Clinic. This model combines medical oversight from Dr. Maria Guadalupe Cardenas, MD, with chiropractic care, functional medicine, and comprehensive rehabilitation. Together, these approaches address the root causes of pain, restore function, and promote lasting wellness.

By the end of this article, you will understand how we diagnose, treat, and holistically manage complex head and neck pain syndromes.

Occipital Nerve Blocks: Treating Head Pain Effectively

The Journey to Diagnosing Complex Head and Neck Pain

Hello, I’m Dr. Alex Jimenez. At our clinic, we frequently see patients who have been suffering from persistent, often debilitating, head and neck pain for months or even years. They come to us describing symptoms that can range from a dull, constant ache at the base of their skull to sharp, shooting, or electrical-shock-like sensations. These sensations may travel up the back of their head. Sometimes they even reach behind their eyes. These symptoms are characteristic of occipital neuralgia.

Occipital neuralgia occurs when the greater or lesser occipital nerves, which emerge from the upper cervical spine (neck) and run up through the scalp, become inflamed or irritated. This irritation can be caused by various factors, including:

  • Muscle Tension and Spasms: Chronic tension in the suboccipital muscles at the base of the skull is a primary culprit. These muscles can tighten from poor posture (like “text neck”), stress, or previous injury, compressing the nerves that pass through them.
  • Trauma: Injuries such as whiplash from a car accident can directly damage these nerves or cause inflammation and muscle guarding that entraps them.
  • Spinal Misalignments: Structural issues in the cervical spine, particularly the upper vertebrae (C1/Atlas and C2/Axis), can impinge on the nerve roots that form the occipital nerves.
  • Degenerative Changes: Conditions like osteoarthritis in the cervical spine can lead to bone spurs that narrow the spaces through which the nerves travel.

The journey to an accurate diagnosis begins with a thorough history and a detailed physical examination. For a patient presenting with these symptoms, I focus my evaluation on the suboccipital region. This area is located at the junction where the neck meets the skull. My goal is to reproduce the patient’s familiar pain through careful palpation.

Pinpointing the Source: A Hands-On Approach

In a recent case, I was working with a patient who had been experiencing significant posterior head pain. As I gently but firmly applied pressure to specific points along the occipital ridge, I asked for feedback. “Is that hurting right there?” I inquired. The patient’s immediate, affirmative response—”That’s it”—is a crucial diagnostic clue. This process, known as provocative testing, helps us confirm that the occipital nerves are indeed the source of the pain.

Once I identify the point of maximum tenderness, I need to mark it for the next step. This can be tricky, especially in the hairline, where traditional ink marks can be hard to see. To ensure precision, I use a two-step method. First, I use the tip of a capped ballpoint pen to create a small, temporary indentation in the skin directly over the tender spot. This provides me with a tactile landmark. Then, just below it, I place a small ink mark as a visual guide. I repeat this process to identify a second tender spot, as multiple points along the nerve’s path are often irritated.

The Occipital Nerve Block: A Targeted Intervention

After identifying and marking the precise locations of nerve irritation, the next step is to perform an occipital nerve block. This procedure serves a dual purpose: diagnostic and therapeutic.

  • Diagnostic Purpose: If injecting a local anesthetic provides immediate and significant pain relief, it confirms our diagnosis that the occipital nerve is the primary pain generator.
  • Therapeutic Purpose: The injection delivers medication directly to the site of inflammation, providing both short-term and potentially long-term relief.

Preparing for the Procedure

Before any injection, patient safety and comfort are paramount. I begin by thoroughly cleaning the marked areas with alcohol swabs to minimize the risk of infection. While a stronger antiseptic like Betadine is often used for other procedures, its application in the hairline can be messy and less practical. Given the small needle size and the superficial nature of the injection, rigorous cleaning with alcohol is sufficient.

The medication I use is a carefully measured mixture of two key components:

  1. Lidocaine: A fast-acting local anesthetic. Its primary role is to block the sodium channels in the nerve fibers. By preventing sodium ion influx, lidocaine stops the nerve from transmitting pain signals to the brain. This is why patients often experience relief within minutes of the injection. The immediate feedback is invaluable—if the pain disappears, we know we’ve targeted the right spot.
  2. Cortisone: This is a type of corticosteroid, a powerful anti-inflammatory agent. While lidocaine provides immediate relief, its effects are temporary. The cortisone addresses the underlying physiological problem: inflammation. It works at a cellular level to suppress the inflammatory cascade, reducing swelling, irritation, and pressure on the nerve. The therapeutic effects of cortisone develop over the coming days and can provide relief for several weeks or even months.

For this procedure, I use a thin, 1-inch, 25-gauge needle to minimize discomfort. In many cases, I would use a topical freeze spray (ethyl chloride) to numb the skin before the injection. However, in the scalp and hairline, the spray can run down into the patient’s face, eyes, or ears, which is uncomfortable and potentially hazardous. So I proceed without it. Instead, I rely on a quick, precise technique. I always communicate this to the patient: “You’re going to feel a little bit of a stick here. Is that all right?” Informed consent and clear communication help alleviate patient anxiety.

The Injection Technique: Precision and Safety

With the patient ready, I locate the first marked spot. I brace my hand and, on a count of three, gently insert the needle. The goal is to advance the needle until I feel it make contact with the surface of the occipital bone. This provides a safe and solid backstop, ensuring I don’t inject too deeply.

Before injecting the medication, I perform a critical safety assessment called aspiration. I gently pull back on the syringe plunger to see if any blood enters the syringe. If it does, the needle tip is in a blood vessel. Injecting the medication, especially the corticosteroid, directly into the bloodstream can cause systemic side effects and would not be effective locally. Seeing “nothing on aspiration” confirms the needle is in the correct tissue plane—the perineural space around the nerve.

Satisfied with the needle’s position, I slowly inject half of the medication from the syringe, bathing the inflamed nerve and surrounding tissues. I then withdraw the needle. Next, I repeat the exact same process at the second marked location, injecting the remaining half of the mixture.

Immediate Feedback and Post-Procedure Care

Immediately after the injections, I gently massage the areas. This helps spread the medication throughout the suboccipital tissues. This helps ensure the medication reaches all irritated nerve branches. This also helps alleviate some of the initial post-injection soreness.

The final and most rewarding step is to re-evaluate the patient’s pain. I apply firm pressure to the same spots that were excruciatingly tender just moments before. “Does that hurt right there?” I asked the patient. Their response changed from a pained wince to a simple “Pressure.” When I asked if it was better, they replied, “Feels better.” We checked the second spot, which had also improved significantly.

This immediate pain reduction confirms the block’s success. The lidocaine is already at work, silencing the overactive pain signals. The patient leaves the room with hope and immediate relief, while the cortisone begins its slower, more sustained work of healing the inflammation.

The Power of Integrative Care: Beyond the Injection

An occipital nerve block is a powerful tool, but it is rarely a standalone cure. At Injury Medical Clinic, we view it as one critical piece of a much larger, comprehensive puzzle. As a Family Nurse Practitioner (APRN, FNP-BC), I am qualified to perform these procedures. In addition, my foundation as a Doctor of Chiropractic (DC) and my advanced certifications in Functional Medicine (CFMP, IFMCP) provide the framework for a truly holistic approach. This is all done under the medical direction and collaboration of our esteemed internist, Dr. Maria Guadalupe Cardenas, MD. Her decades of experience provide invaluable medical oversight.

Our philosophy is that true healing requires addressing the root cause, not just masking the symptoms. The nerve block provides a crucial window of opportunity. By significantly reducing the patient’s pain, it allows us to implement other therapies effectively. These are treatments that were previously too painful to perform.

Integrating Chiropractic and Rehabilitation

This is where my expertise as a chiropractor becomes essential. With the patient’s pain under control, I can begin to address the underlying biomechanical dysfunctions. Our integrated approach includes:

  • Chiropractic Adjustments: Gentle, precise adjustments to the cervical spine, particularly the C1 and C2 vertebrae, can relieve mechanical pressure on the nerve roots and improve overall spinal alignment. This restores proper motion and reduces the structural stress that may have been compressing the occipital nerves.
  • Myofascial Release and Soft Tissue Therapy: The nerve block calms the nerve, but it doesn’t release the chronically tight muscles that are strangling it. I use advanced soft tissue techniques to break down adhesions and trigger points in the suboccipital, trapezius, and other neck muscles. This improves blood flow, reduces muscular tension, and creates more space for the nerve to function without compression.
  • Corrective Exercises and Rehabilitation: We provide a personalized rehabilitation program. This includes specific stretches to maintain flexibility in the neck and shoulders, along with strengthening exercises to improve postural endurance. The goal is to correct poor postural habits (like forward head posture) that often contribute to occipital neuralgia and prevent recurrence.

By combining the immediate relief of the medical injection with the long-term structural correction of chiropractic care and rehabilitation, we create a synergistic effect. The injection breaks the pain-inflammation cycle. Moreover, rehabilitative therapies address the underlying cause, supporting sustainable recovery. This multidisciplinary model—where medical, chiropractic, and functional medicine professionals work hand in hand—is the future of effective pain management and injury care.


References

  • Choi, H. J., & Oh, I. H. (2021). The effect of greater occipital nerve block on pulseless disease (Takayasu arteritis) with occipital neuralgia. The Korean Journal of Pain, 34(1), 126–129. https://doi.org/10.3344/kjp.2021.34.1.126
  • Dach, F., & Eckeli, A. L. (2021). Occipital nerve block for cervicogenic headache: A systematic review. Cephalalgia: An International Journal of Headache, 41(14), 1476–1489. https://doi.org/10.1177/03331024211027464
  • Naja, Z. M., El-Rajab, M. A., Al-Tannir, M. A., Faysal, W. M., & Ziade, F. M. (2006). Occipital nerve blockade for cervicogenic headache: A double-blind, randomized, controlled clinical trial. Pain Practice, 6(2), 89–95. https://doi.org/10.1111/j.1533-2500.2006.00068.x
SubQ Testosterone for Women: Exploring Treatment Options

SubQ Testosterone for Women: Exploring Treatment Options

SubQ Testosterone for Women: Dosing, Monitoring, and Muscle Support

Abstract: Testosterone is not a male-only hormone. Women make more of it than estrogen by weight throughout much of their adult lives, and those levels decline with age. The strongest research supports low-dose therapy for postmenopausal women who have distressing low sexual desire. Subcutaneous injections place a modest, consistent amount of the hormone into the fat under the skin so blood levels can return to a typical female range. This article explains how that route works, who may be a candidate, how clinicians monitor the dose, how muscle and bone support movement, and how integrative chiropractic care in El Paso can work alongside medical oversight to treat the spine, joints, and hormones as one system.

SubQ Testosterone for Women: Exploring Treatment Options

Why Women Need Testosterone, Too

Testosterone is not just a leftover male hormone; women produce it in significant amounts. Across most of adult life, a woman’s ovaries and adrenal glands produce more testosterone than estrogen by mass. That output falls with age and drops further after the ovaries are removed (Davis et al., 2019; Hatzilabrou, 2025).

When levels sit at the low end of a woman’s own range, some women notice a persistent, unwanted loss of desire. That problem has a name: hypoactive sexual desire disorder, or HSDD. Distress is the key. A quiet fade that does not bother her is not the same as a loss that troubles her every day (Davis et al., 2019; Parish et al., 2021).

Pooled randomized trials in thousands of women show that restoring testosterone into the normal premenopausal range can improve desire, arousal, orgasm, pleasure, and satisfaction, and can lower sexual distress. The gains are real and consistent, but they are moderate, not magic, and a strong placebo response is part of the picture (Islam et al., 2019; Hatzilabrou, 2025).

What Subcutaneous Injections Actually Do

A subcutaneous (SubQ) injection delivers medicine into the fatty layer just under the skin, not deep into muscle. Typical sites are the abdomen or outer thigh. The needle is short and thin. Oil-based testosterone—often testosterone cypionate—then seeps out slowly, which can keep blood levels steadier than a large intramuscular shot (FOLX Health, n.d.; Hone Health, 2024).

Think of it as a small, measured drip rather than a flood. Women need far less than men, often about one-tenth of a typical male dose. Clinics that use weekly SubQ cypionate often start in a low milligram range and then adjust to a lab result, not to a feeling (Highland Longevity, n.d.; Hone Health Help Center, n.d.).

Keep these route facts in view:

  • Most high-quality trials in women used patches, creams, or gels, not weekly shots (Hatzilabrou, 2025).
  • One older implant study in women was positive for desire and bone density, but fixed pellets can overshoot the female range and cannot be turned down once placed (Hatzilabrou, 2025).
  • No published milligram conversion exists from a 300-microgram patch to a SubQ syringe. The honest method is to dose to a measured blood level (Davis et al., 2019; Hatzilabrou, 2025).
  • No testosterone product is FDA-approved for women in the United States. Use is off-label and requires informed consent (Cedars-Sinai, n.d.; Parish et al., 2021).

Some compounding programs offer low-concentration, prefilled single-dose syringes of testosterone cypionate in MCT oil for SubQ use. A ready syringe does not change the rules. Exposure still has to stay inside the female physiologic band (Hatzilabrou, 2025; Medivant Health, n.d.).

The Target Is Narrow, Not “Bigger Is Better”

A healthy young woman typically has a total testosterone level of about 15 to 46 ng/dL. That is a sliver of the male range. The job of therapy is to land inside that band and stay there (Hatzilabrou, 2025; Braunstein et al., 2011).

Pushing past the ceiling does not add extra desire. It shows up as acne, extra facial hair, scalp thinning, voice change, and other androgen effects (Islam et al., 2019; Parish et al., 2021).

A practical path looks like this:

  • Confirm HSDD with real distress after other causes are checked.
  • Draw a baseline total testosterone with a sensitive LC-MS/MS test, not a routine immunoassay built for men (Rosner et al., 2007).
  • Start low.
  • Recheck the level and symptoms at about 8-12 weeks.
  • Assess benefit at 3 to 6 months. If distressing low desire has not improved, stop rather than climb (Davis et al., 2019; Parish et al., 2021).

Baseline testosterone does not diagnose HSDD. It is a safety tool once treatment starts (Hatzilabrou, 2025).

Two problems are often mistaken for low desire. Antidepressants, especially SSRIs, can blunt desire on their own. Genitourinary syndrome of menopause—dryness, atrophy, and pain with sex—can look like low desire when the real issue is pain. Local estrogen, not a systemic androgen, is built for that problem (Parish et al., 2021; Cedars-Sinai, n.d.).

What the Body May Gain Beyond Desire

Sexual function is the outcome with the firmest trial support. Other claims need a quieter voice.

Muscle and strength. Testosterone helps muscle protein building in both sexes. Some women report better lean mass and training response when testosterone levels return to a mid-physiologic range. Large pooled trial data in women have not shown a robust body-composition effect at the low doses used for HSDD, so frame this as possible support, not a guarantee (Islam et al., 2019; Hatzilabrou, 2025).

Bone. One small two-year implant trial found faster gains in spine, hip, and total-body density when testosterone was added to estradiol. Guidelines still do not list bone as an approved reason to prescribe it because the study was small and not designed to prevent fractures (Davis et al., 1995; Wierman et al., 2014).

Energy and mood. Early and smaller studies sometimes showed better well-being. Dedicated trials and systematic reviews have been mixed or null for mood, fatigue, and cognition. Societies do not endorse testosterone as a general menopause tonic (Islam et al., 2019; Dichtel et al., 2020; Cedars-Sinai, n.d.).

Red blood cells. Testosterone can raise red-cell production. That is a monitoring issue at higher exposure, not a reason to treat ordinary anemia in women (Hatzilabrou, 2025).

For the spine and joints, even modest improvements in muscle and bone health matter. Stronger hip and core muscles help the pelvis stay level. Better bone quality supports the vertebrae that a chiropractor adjusts. After a car crash, a work injury, or months of guarded movement, patients who can train without crashing energy often stay in rehab longer (Jimenez, n.d.-a).

Safety, Side Effects, and the Long View

Short- and medium-term data at physiologic doses are generally reassuring for the day-to-day effects clinicians watch: acne, extra hair, and oily skin. Those effects are usually dose-related and often fade if the dose is cut (Islam et al., 2019; Nachtigall et al., 2011).

What is missing is the long view. Adequately powered trials have not settled cardiovascular and breast outcomes over many years. That gap—not a proven harm signal—is a main reason no female product has been approved (Hatzilabrou, 2025; Cedars-Sinai, n.d.).

Therapy is not for pregnancy, breastfeeding, or people trying to conceive. Women with high baseline heart or breast-cancer risk need an especially clear shared decision (Hone Health Help Center, n.d.; Parish et al., 2021).

How Integrative Chiropractic Care Fits

Hormones don’t exist apart from the skeleton. Low energy, weaker muscles, and slower recovery make spinal joints stiffer and make rehab after an auto accident harder. Integrative care treats that loop instead of handing a woman only a syringe or only an adjustment.

At Injury Medical Clinic PA in El Paso, Texas (11860 Vista Del Sol, Suite 128), we build care as a team. Dr. Alexander Jimenez, DC, APRN, FNP-BC, CCST, CFMP, IFMCP, ATN, is dual-licensed as a chiropractor and board-certified family nurse practitioner. His clinical writing stresses that female testosterone use is not a copy of male replacement: the best randomized evidence is still transdermal; SubQ use in women is an individualized off-label choice, and the goal is a physiologic range with a stop rule if desire does not improve (Jimenez, n.d.-b).

Dr. Maria Guadalupe Cardenas, MD, is his internist and is board-certified in internal medicine (NPI #1164426749, Texas MD License #J2933), with more than 40 years of experience. She serves as medical director and collaborative physician. In this model, the internist provides medical direction, reviews labs and overall health, and helps keep advanced or off-label therapies within safe bounds. The chiropractor restores joint motion, posture, and neuromuscular control. Functional medicine looks at sleep, gut health, thyroid, iron, and medications that can blunt desire. Personal injury and rehabilitation services rebuild strength after crashes, falls, and sports injuries, so a hormone plan isn’t asked to do the work of a weak core or an unhealed disc (Jimenez, n.d.-a).

That mix is common in integrated injury clinics: an MD directs the medical lane while a DC treats the mechanical lane. For a woman on low-dose testosterone, the practical payoff is simple. If the muscles around the spine hold better, adjustments last longer. When bone and lean mass improve, fall risk and “I feel fragile” complaints may ease. If pain and sleep improve, desire often has a clearer path—without pretending testosterone is a cure for every menopausal complaint.

A Clear Path Forward

Testosterone treatment in women is neither a wellness trend nor a male protocol scaled down by guesswork. It is a narrow, evidence-backed option for postmenopausal HSDD with distress, given at a female physiologic dose, watched with the right lab, and stopped if it does not help.

Subcutaneous injections can deliver that modest, steady dose into the fat under the skin. They ask for discipline: start low, measure, stay inside the range, and pair the hormone with the rest of the care—local vaginal treatment when dryness is the real problem, medication review when an antidepressant is the real problem, and hands-on musculoskeletal care when the spine and hips cannot carry the load.

In El Paso, that whole-person path is the point of the collaboration between Dr. Cardenas’s internal medicine oversight and Dr. Jimenez’s chiropractic, functional medicine, and injury rehab work. The hormone is only one tool. The goal is a woman who can move, recover, and feel like herself again.


References

Braunstein, G. D., Reitz, R. E., Buch, A., Schaefer, D., & Caulfield, M. P. (2011). Testosterone reference ranges in normally cycling healthy premenopausal women. The Journal of Sexual Medicine, 8(10), 2924–2934.

Cedars-Sinai. (n.d.). Testosterone therapy for women.

Davis, S. R., Baber, R., Panay, N., Bitzer, J., Perez, S. C., Nappi, R. E., Nijland, E., Simon, J., Vignozzi, L., & Wierman, M. E. (2019). Global consensus position statement on the use of testosterone therapy for women. The Journal of Clinical Endocrinology & Metabolism, 104(10), 4660–4666.

Davis, S. R., McCloud, P., Strauss, B. J., & Burger, H. (1995). Testosterone enhances estradiol’s effects on postmenopausal bone density and sexuality. Maturitas, 21(3), 227–236.

Dichtel, L. E., Carpenter, L. L., Nyer, M., Mischoulon, D., Kim, S., Cusin, C., Pedrelli, P., Fisher, L., Papakostas, G. I., & Fava, M. (2020). Low-dose testosterone augmentation for antidepressant-resistant major depressive disorder in women: An 8-week randomized placebo-controlled study. American Journal of Psychiatry, 177(10), 965–973.

FOLX Health. (n.d.). HRT subcutaneous vs. intramuscular injections.

Hatzilabrou, T. A. (2025). Testosterone therapy in women [White paper]. Worldborne Medical / Medivant Healthcare.

Highland Longevity. (n.d.). Women’s testosterone dosing guide.

Hone Health. (2024). Injectable testosterone cypionate for women.

Hone Health Help Center. (n.d.). Testosterone cypionate injection for women: Risks & benefits.

Islam, R. M., Bell, R. J., Green, S., Page, M. J., & Davis, S. R. (2019). Safety and efficacy of testosterone for women: A systematic review and meta-analysis of randomised controlled trial data. The Lancet Diabetes & Endocrinology, 7(10), 754–766.

Jimenez, A. (n.d.-a). Injury specialists. Injury Medical Clinic PA.

Jimenez, A. (n.d.-b). Subcutaneous testosterone for hormone balance therapy guide. Injury Medical Clinic PA.

Medivant Health. (n.d.). Andrenyx.

Nachtigall, L., Casson, P., Lucas, J., Schofield, V., Melson, C., & Simon, J. A. (2011). Safety and tolerability of testosterone patch therapy for up to 4 years in surgically menopausal women receiving oral or transdermal oestrogen. Gynecological Endocrinology, 27(1), 39–48.

Parish, S. J., Simon, J. A., Davis, S. R., Giraldi, A., Goldstein, I., Goldstein, S. W., Kim, N. N., Kingsberg, S. A., Morgentaler, A., Nappi, R. E., Park, K., Stuenkel, C. A., Traish, A. M., & Vignozzi, L. (2021). International Society for the Study of Women’s Sexual Health clinical practice guideline for the use of systemic testosterone for hypoactive sexual desire disorder in women. The Journal of Sexual Medicine, 18(5), 849–867.

Rosner, W., Auchus, R. J., Azziz, R., Sluss, P. M., & Raff, H. (2007). Utility, limitations, and pitfalls in measuring testosterone: An Endocrine Society position statement. The Journal of Clinical Endocrinology & Metabolism, 92(2), 405–413.

Wierman, M. E., Arlt, W., Basson, R., Davis, S. R., Miller, K. K., Murad, M. H., Rosner, W., & Santoro, N. (2014). Androgen therapy in women: A reappraisal. An Endocrine Society clinical practice guideline. The Journal of Clinical Endocrinology & Metabolism, 99(10), 3489–3510.

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