Why Avoiding the Painful Movement Stops Working

The SparkNotes

• Avoiding a movement that hurts is sensible, not weak — and for the first week or two, usually correct.

• The cost is that avoidance removes any chance to find out whether the movement was actually dangerous. The belief never gets tested, so it hardens instead of fading.

• Protection spreads. Fear of bending becomes caution with vacuuming, then with walking — each step shrinking the list of things you do freely.

• Track the list, not the pain. What have you stopped doing, or started doing carefully, in the last six months? Pain scores fluctuate too much to read anything from.

• The cycle breaks through experience, not reassurance — predicting what will happen, testing it safely, and finding out you were wrong.

The Whole Story

If something hurts when you do it, you do it less. That isn’t a character flaw or a failure of willpower. It’s the most sensible response available, and for the first days or weeks after an injury it’s usually the right one.

The question worth asking is what happens when that strategy runs for months.

A 2022 paper in Physical Therapy proposes a framework for how people recover from persistent musculoskeletal pain, and it starts by taking avoidance seriously as a rational response rather than treating it as something to be talked out of.

The trap, stated plainly

The authors put it this way: when someone believes that performing a painful activity will hurt or harm their body, avoiding or modifying that activity is common sense. But while avoidance may reduce fear or pain in the short term, it also prevents them from having the positive experiences that would disconfirm their expectations and beliefs.

Read that twice, because it’s the whole problem.

Avoiding something works. That’s not the issue. The issue is that it works in a way that removes any opportunity to find out whether it was necessary. The prediction — this will hurt me — never gets tested, and an untested prediction doesn’t fade with time. It settles in.

Then a strange loop develops. If you avoid bending and your back doesn’t flare, the avoidance looks vindicated. If you avoid bending and your back flares anyway, that feels worse still — now the pain seems uncontrollable, which is more frightening than a pain you at least understood. The authors note that failed attempts to gain control can reinforce fear and increase disability over the long term.

Either way, avoidance gets reinforced.

How it spreads

This is the part most people don’t see coming.

The authors describe a mechanism they call generalization, driven by a difficulty distinguishing what’s genuinely dangerous from what’s safe. Protection expands outward from the original trigger.

Their example runs like this. Fear starts with bending and lifting. It spreads first to activities that resemble bending — vacuuming, putting on your shoes. Then to activities that don’t resemble it at all — walking, washing the dishes.

Each expansion removes another chance to discover that something was fine. The world of things you feel confident doing narrows, and the narrowing is self-reinforcing.

A better thing to track than pain

Pain intensity is a noisy measure. It moves with sleep, stress, weather, workload, mood. Judging your trajectory by how much something hurt this week is like judging a climate by one afternoon.

The list is steadier. What have you stopped doing? What do you still do, but carefully — the lift where you brace first, the chair you approach differently, the run you shortened?

If that list has grown over six months, that’s meaningful information, and it’s often more useful than any change in pain score. It’s also the thing most likely to be missed, because each individual item feels like a small reasonable accommodation at the time.

Where the cycle gets interrupted

Not by being told the movement is safe. The authors are clear that information alone is weak here — the interesting work is experiential.

The method is roughly this. You name the prediction: if I bend, this will get worse. Then you test it under conditions designed to give it a fair trial — relaxed, unhurried, without the bracing and breath-holding that people unconsciously add when they expect pain. And then you look at what actually happened.

The paper’s own example is a person who expected repeated bending to increase their pain, and instead found that bending in a relaxed way without protecting the back didn’t increase it — and sometimes reduced it.

That mismatch between expectation and experience is what the authors identify as the engine of change. Being told a thing is safe engages your reasoning. Experiencing it safely changes what your system predicts next time, and prediction turns out to be a large part of what pain responds to.

The other half is making sense of it — connecting what just happened to your own story, so it becomes a new understanding rather than an isolated good day.

Two honest caveats

This comes after screening, not before. The authors state directly that clinicians need to be confident they have adequately screened for specific or underlying pathology before guiding someone into painful or feared movement. Nothing here is an argument for ignoring pain or pushing through everything. It’s an argument for what to do once you know what you’re dealing with.

This is a framework, not a proven protocol. The paper is a Perspective — a well-argued proposal from an influential group, drawing on qualitative and experimental work. At the time of writing, the large trial testing this approach against usual care was still running. It’s a considered way of thinking about recovery, not a settled finding.

What recovery means here

Worth ending on, because it reframes the goal.

The authors define recovery as developing control over pain, confidently engaging with valued activities, and quality of life. Not the absence of pain.

And they found more than one road there. Some people recovered by gaining real control over their symptoms. Others never fully got that control, and still did well — by accepting that pain was somewhat unpredictable, and changing what they believed it meant, which freed them to re-engage with what mattered to them.

Both of those count. Which means the target isn’t a body that never complains. It’s a life that isn’t organized around the complaints.

A resource worth your time

If any of this resonated, Retrain Pain covers the same ground in more depth and does it better than most. Short, visual lessons on how pain actually works — free, no account needed, and available in 24 languages: https://www.retrainpain.org/languages/english

I point patients there regularly. It’s the clearest plain-language explanation of pain science I’ve found.

If that sounds like where you are, book a Discovery Call and we’ll talk it through.

Sources

Caneiro JP, Smith A, Bunzli S, Linton S, Moseley GL, O’Sullivan P (2022). From Fear to Safety: A Roadmap to Recovery From Musculoskeletal Pain. Physical Therapy 102(2):pzab271. doi:10.1093/ptj/pzab271.

A note on the evidence: Caneiro et al. is a Perspective — a proposed clinical framework, not a trial, systematic review or guideline. It is one well-argued approach rather than a settled answer, and several of the authors declare industry involvement, including paid workshop teaching in the approach it describes. The authors are also explicit that this reasoning applies once serious pathology has been ruled out. If your pain is new, severe, unexplained, or comes with symptoms beyond the joint itself, that assessment comes first.

Read next

Tendon Pain After Menopause — the clearest example of tissue that gets worse when you protect it.

Cleared to Play Isn’t the Same as Ready to Compete — “it feels fine” is a reasonable guide to safety and a poor guide to capacity.