Chronic Shoulder Pain | Why Rotator Cuff Tears Don't Always Hurt

Published March 7, 2026 · 8 min read

By Tauri Urbanik, Pain Science Researcher

The scan found a tear. But is it the problem?

You got the MRI. The radiologist found a rotator cuff tear. Your orthopedist pointed to the image and said, "There's your problem." It made perfect sense. Torn tendon, shoulder pain. Cause and effect.

But what if it is not that simple?

What if the tear has been there for years and only started "hurting" recently? What if your chronic shoulder pain doesn't match the severity of what the scan shows? What if thousands of people have the exact same tear and feel absolutely nothing?

They do. And the research on this is remarkably clear.

Asymptomatic tears are twice as common as painful ones

A study of 683 volunteers examined the prevalence of rotator cuff tears using ultrasound. The results challenge everything most people believe about shoulder pain (Yamamoto et al., J Shoulder Elbow Surg, 2010↗):

• 20.7% of all participants had full-thickness rotator cuff tears
• Of those with tears, 65.3% had no shoulder pain at all
• Asymptomatic tears were twice as common as symptomatic ones

And it gets more striking with age. Tempelhof and colleagues found that 51% of people over 80 had rotator cuff tears with zero shoulder pain. Half. No symptoms.

If the tear caused the pain, everyone with a tear would hurt. They clearly don't. So something else is going on.

This is not just a shoulder story

The same disconnect between structure and pain appears across every joint researchers have studied:

The pattern is consistent. Structural changes show up in people with and without pain. Structure does not reliably predict symptoms. Your shoulder is part of a much larger picture.

What is actually driving the pain

If the tear is not the cause, what is?

Your brain.

Central sensitization is a well-documented process in which the brain's pain system becomes overactive (Woolf CJ, PAIN, 2011↗). It amplifies signals, turns non-painful input into pain, and keeps firing long after any tissue issue has resolved. Or in many cases, when there was never a meaningful tissue issue to begin with.

Here is a question worth asking yourself: does your shoulder pain get worse during stressful periods? Does it ease on vacation? Does it bother you more on some days than others, even though you didn't do anything different physically?

Tissue damage does not fluctuate with your mood. Your nervous system does.

Frozen shoulder and the brain connection

Frozen shoulder (adhesive capsulitis) is another condition where the structural explanation falls short. It often appears spontaneously, without injury. It is significantly more common in people with diabetes, thyroid disease, and, notably, in people going through stressful life transitions.

Dr. John Sarno explicitly included frozen shoulder in his list of conditions driven by the brain's pain system. The pattern fits: a condition that appears without clear structural cause, correlates with stress, and often resolves on its own timeline regardless of treatment.

When shoulder surgery doesn't help

Shoulder surgery, like knee and back surgery, does not always resolve pain. When the brain's pain system is the driver, repairing the physical structure misses the target. You have fixed the thing the scan showed, but the scan was never showing you the cause.

This is not a criticism of surgery itself. Sometimes structural repairs are genuinely necessary. But when chronic shoulder pain persists after a technically successful procedure, it is worth asking whether the pain was ever coming from the structure in the first place.

L

Linda, 49

shoulder pain for 2 years

Linda's right shoulder started hurting after a stressful period at work. The MRI showed a partial rotator cuff tear. She did 4 months of PT and got two cortisone injections. The pain would dip for a week or two, then come back. She noticed something odd: the pain moved to her left shoulder for a month, then back to the right. When she learned about neuroplastic pain, she realized her shoulder pain tracked perfectly with work deadlines. She started retraining her brain's response instead of treating her shoulder. Within 6 weeks, the pain dropped from a 6 to a 1. It still flickers occasionally during high-stress weeks, but she knows what it is now. And it passes.

Composite story based on common patient patterns. Not a specific individual.

Understanding is itself treatment

This is one of the most surprising findings in pain science. Simply learning how pain works, what researchers call pain neuroscience education, reduces pain, fear, and disability (Louw et al., Physiotherapy, 2016↗).

You are already doing it. By reading this page, by questioning whether your rotator cuff tear actually explains your pain, you are beginning to change the relationship between your brain and that pain signal.

For chronic back pain (which shares the same central sensitization mechanism), brain retraining produced 66% pain-free rates in a randomized trial (Ashar et al., JAMA Psychiatry, 2022↗). No shoulder-specific PRT trial exists yet. But the underlying process, a brain that learned to generate pain and can unlearn it, is the same across all joints.

Frequently asked questions

Can you have a rotator cuff tear and no pain?

Yes. Research shows asymptomatic rotator cuff tears are actually twice as common as painful ones. In a study of 683 people, 65% of those with full-thickness tears had zero shoulder pain. By age 80, over half have tears with no symptoms at all.

Why does my shoulder still hurt after rotator cuff surgery?

When the brain's pain system is driving the pain, repairing the physical structure may not resolve it. Research shows that structural findings like rotator cuff tears appear at similar rates in people with and without pain, suggesting the tear may not have been the pain source.

Is chronic shoulder pain neuroplastic?

For many people, yes. When shoulder pain persists despite treatment, fluctuates with stress, doesn't match the severity of imaging findings, or spreads to the other side, these are signs that the brain's pain system may be involved rather than ongoing tissue damage.

Can stress cause shoulder pain?

Stress doesn't damage your shoulder, but it can drive pain through central sensitization. Your nervous system on high alert amplifies pain signals, which is why shoulder pain often worsens during stressful periods and eases during relaxation or vacation.

References

1. Yamamoto A, et al. Prevalence and risk factors of a rotator cuff tear in the general population. J Shoulder Elbow Surg. 2010;19(1):116-120.DOI: 10.1016/j.jse.2009.04.012
2. Tempelhof S, et al. Age-related prevalence of rotator cuff tears in asymptomatic shoulders. J Shoulder Elbow Surg. 1999;8(4):296-299.
3. Woolf CJ. Central sensitization: implications for the diagnosis and treatment of pain. Pain. 2011;152(3 Suppl):S2-S15.DOI: 10.1016/j.pain.2010.09.030
4. Louw A, et al. The efficacy of pain neuroscience education on musculoskeletal pain: a systematic review. Physiotherapy. 2016;102(1):3-12.DOI: 10.1016/j.physio.2015.10.007
5. Ashar YK, et al. Effect of Pain Reprocessing Therapy vs Placebo and Usual Care for Patients With Chronic Back Pain: A Randomized Clinical Trial. JAMA Psychiatry. 2022;79(1):13-23.DOI: 10.1001/jamapsychiatry.2021.2669
6. Brinjikji W, et al. Systematic literature review of imaging features of spinal degeneration in asymptomatic populations. AJNR Am J Neuroradiol. 2015;36(4):811-816.DOI: 10.3174/ajnr.A4173