Tennis Elbow That Won’t Go Away? You’re Treating the Wrong Thing.

Lateral epicondylalgia (“tennis elbow”) is often expected to settle within weeks to months. But in many cases, symptoms persist. When it becomes chronic or unresolved, it is rarely just a local tendon issue, it is usually a multi-factorial problem involving load, the nervous system, and the kinetic chain.

What is actually happening?

Persistent tennis elbow is not just “inflammation.”
It is better understood as a degenerative tendinopathy of the extensor carpi radialis brevis (ECRB), involving:

  • Collagen disorganization

  • Reduced tendon capacity

  • Altered pain processing

(Cook & Purdam, 2009)

Why does it not resolve?

1. Poor Load Management (Most Common)

The biggest driver is mismatch between load and capacity.

  • Too much gripping, lifting, or repetitive work

  • Sudden spikes in activity (gym, sports, work tasks)

  • Not enough recovery

Tendons need progressive, consistent loading, not rest alone and not overload.

2. Inconsistent or Incorrect Loading

Many patients either:

  • Rest too much - tendon deconditions

  • Or overload too aggressively - flare cycles

Effective rehab requires:

  • Isometrics - slow resistance - functional loading progression

(Malliaras et al., 2013)

3. Upper Quadrant Weakness (Often Missed)

The elbow is rarely the primary problem.

Common findings:

  • Weak scapular stabilizers (mid/low trap, serratus anterior)

  • Poor rotator cuff control

  • Reduced kinetic chain contribution

This leads to over-reliance on forearm extensors.

(Kibler & Sciascia, 2010)

4. Cervical Spine Contribution (C6–C7)

The extensor muscles are strongly linked to C6–C7 nerve roots.

You may see:

  • Altered neural drive

  • Reduced strength

  • Increased sensitivity

Cervical dysfunction can:

  • Maintain pain

  • Limit recovery

(Coombes et al., 2015)

5. Neural Sensitization

Chronic cases often involve:

  • Peripheral sensitization (radial nerve mechanosensitivity)

  • Central sensitization (amplified pain response)

Pain becomes less about tissue damage and more about processing.

6. Radial Nerve Involvement

Radial tunnel irritation can coexist with tendinopathy.

Signs:

  • Pain with resisted supination

  • Finger extensor weakness

  • Forearm ache

This adds another layer to persistent symptoms.

7. Occupational and Lifestyle Load

Common in:

  • Trades (mechanics, lifting, tools)

  • Office work (prolonged gripping, mouse use)

  • Sports (tennis, golf, gym)

Without modifying load, rehab fails.

8. Psychosocial Factors

Persistent pain is influenced by:

  • Stress

  • Sleep disruption

  • Fear of movement

These factors affect recovery timelines and outcomes.

(Linton, 2000)

9. Systemic / Medical Contributors (Less Common, but Important)

Consider if not improving:

  • Diabetes

  • Thyroid dysfunction

  • Inflammatory/autoimmune conditions

These can impair tendon healing.

What actually works?

A successful approach is not local treatment alone.

It requires:

  • Progressive tendon loading

  • Scapular and shoulder strengthening

  • Cervical assessment and treatment

  • Neural mobility (if involved)

  • Load modification (work + sport)

  • Education and consistency

Key Takeaway

Persistent tennis elbow is rarely “just the elbow.”

It is a load management + kinetic chain + nervous system problem.

Until all three are addressed:
 symptoms persist
 progress plateaus
 flare cycles continue

References:

  1. Cook, J. L., & Purdam, C. R. (2009). Is tendon pathology a continuum? British Journal of Sports Medicine, 43(6), 409–416.

  2. Coombes, B. K., Bisset, L., & Vicenzino, B. (2015). Management of lateral elbow tendinopathy. The Lancet, 386(9995), 882–893.

  3. Kibler, W. B., & Sciascia, A. (2010). Role of the scapula in shoulder function. Journal of the American Academy of Orthopaedic Surgeons, 18(6), 364–372.

  4. Linton, S. J. (2000). A review of psychological risk factors in back and neck pain. Spine, 25(9), 1148–1156.

  5. Malliaras, P., Barton, C. J., Reeves, N. D., & Langberg, H. (2013). Achilles and patellar tendinopathy loading programs. Sports Medicine, 43(4), 267–286.

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