Chronic Back Pain That Keeps Coming Back: What Exercise and Adjustments Actually Do

What this video covers

• Why chronic low back pain involves muscle timing, muscle endurance, and central sensitization (a pain system turned up too high), not just one damaged structure
• How exercise therapy works: loading that builds over time, slow return to feared movements, and a brief drop in pain sensitivity that is often weaker in long-standing pain
• What a spinal manipulation is thought to do, why its main proposed mechanism comes from animal studies, not human trials, and why the subluxation model is not supported
• What the evidence really shows: against no treatment or usual care, exercise cut pain by about 15 points on a 100-point scale. But function improved only about 7 points, below the level patients reliably notice. Against other active treatments, the pain edge shrinks to roughly 9 points and no longer matters clinically
• Who is a candidate, which red flags must be ruled out first, and why keeping up the program matters more than finishing it
• MEDICAL DISCLAIMER: This content is for educational purposes only and is not medical advice. It does not substitute for professional diagnosis or treatment. Always consult a licensed healthcare provider regarding your condition. Viewing this video does not establish a doctor-patient relationship.

Chronic back pain that keeps coming back is rarely one broken structure. Late-firing support muscles, fear of movement and a turned-up spinal cord signal all feed it. An adjustment brings a release that fades by Thursday. Exercise changes the back through twelve weeks of adaptation. It cut pain about 15 points on a 100-point scale across 249 trials.

You have had about thirty adjustments this year. For ten minutes afterward the world is different. A pop, a release across the lower back, and the walk to the car sure it took. By Thursday it is back. Or the other version: a hot pack, electrical stimulation, three sets of bridges, and a discharge letter when the visits run out.

Two years in, nobody has named the problem. Nobody has said what should measurably change in ninety days. Nobody has said how they would know if it were not working. That is not therapy. That is a subscription. This article explains what is really happening in a back that keeps flaring. It covers what movement-based care truly does — and does not do. And it shows what the trials found when you read the numbers, not the brochure.

What causes back pain that keeps coming back?

Chronic nonspecific low back pain is pain lasting past twelve weeks with no clear structural cause. It is not one fault in one structure.

Your disc, your facet joints (the paired joints at the back of each spinal segment), and your sacroiliac joint can all create nociception. That is the raw danger signal a nerve ending sends when tissue is threatened. In most people, no single one is ever proven to be the only source. Often more than one adds to it. Sometimes none can be singled out.

“Nonspecific” describes the limit of our diagnostic reach. It does not mean nothing hurts, and it does not mean the search is always worth running.

The signal is also being turned up, by three things at once:

• Stabilizers that recruit late. When the deep trunk muscles switch on late, load lands on passive tissue — ligament, joint capsule, disc — instead of on muscle.
• Fear-avoidance. Movement shrinks to whatever has never hurt. Tolerance shrinks to match.
• Gain turned up in the dorsal horn. This is the relay in the spinal cord where pain signals are first handled. It can grow more sensitive over time. Then an ordinary input makes a bigger output.

That mix is why the pain does not follow a single structure. It is also why a story built around one bone rarely survives the follow-up visit.

Why does back pain come back after a chiropractic adjustment?

Here is the part that explains what you live through, not the diagram.

A high-velocity, low-amplitude thrust — the classic adjustment — is real force on a real joint. Something truly happens. But the pop you hear is cavitation. That is a gas bubble forming in the fluid of the facet joint capsule. It is not a bone going back to its right address.

The main proposed mechanism is changed firing from paraspinal muscle spindles. These are the stretch sensors in the muscles along the spine. That work comes from recordings in animals under anesthesia. It is not established in humans. The subluxation model — the idea that a vertebra slips out of line and gets put back — is unsupported.

Exercise has the same honesty problem in reverse. It works through loading that builds over time, retraining muscle control, and slowly facing the moves you have avoided. Right after a session, pain sensitivity drops for a short time. This is often credited to descending inhibition, the brain’s own pain-dampening pathways. That mechanism is unproven in humans. It also seems weaker in people with the longest-standing pain.

So the glow after a session — any kind of session — is not the treatment. The change over twelve weeks is. That is exactly why relief that comes in ten minutes and leaves by Thursday feels like failure. It is not failure. It was never the thing that was going to change anything.

Do exercise and spinal manipulation help chronic back pain?

This is the part nobody quotes you.

Exercise therapy. A 2021 Cochrane review by Hayden and colleagues pooled 249 randomized trials in adults with chronic nonspecific low back pain. Against no treatment, usual care, or placebo, exercise cut pain by about 15 points on a 100-point scale (mean difference −15.2; 95% CI −18.3 to −12.2), at moderate certainty. That is a real effect that matters to patients.

Function is where the story turns. It improved only about 7 points (−6.8; 95% CI −8.3 to −5.3). That is below the threshold the reviewers set in advance for a change patients reliably notice. And against other active conservative treatments, the pain edge shrank to about 9 points (−9.1; 95% CI −12.6 to −5.6). That is also below the threshold.

Exercise and manual therapy came out equivalent — one point apart (MD 1.0; 95% CI −3.1 to 5.1). This is not a fight between physical therapy and chiropractic. The trials do not back one.

Harms from exercise. The same review counted them. Exercise groups had a median of 0.14 adverse events per participant (IQR 0.01 to 0.57). Controls had 0.12 (IQR 0.02 to 0.32). Almost all of it was muscle soreness. Read that carefully. Exercise will make you sore, and soreness is not injury. A flare in week three is a scheduling problem. It is not proof the program is wrong.

Spinal manipulation. Rubinstein and colleagues, BMJ, 2019: 47 trials, 9,211 participants. Against guideline-recommended care, manipulation made no statistically significant pain difference — −3.2 points, 95% CI −7.9 to +1.5. Function favored it slightly (standardized mean difference −0.25; 95% CI −0.41 to −0.09). Both were moderate quality. In about half the trials that looked at harms, the reviewers could not tell if side effects were tracked properly. So the true harm rate is unknown, not reassuringly small.

The guideline. The 2017 American College of Physicians guideline, by Qaseem and colleagues, strongly recommends starting chronic low back pain care without drugs. It then lists thirteen options without ranking them. Exercise rests on moderate-quality evidence. Spinal manipulation rests on low-quality evidence. Thirteen options, no ranking. That is a guideline’s way of saying the evidence does not yet tell us who should get what.

What the punch-card version misses

None of this argues against movement. None of it criticizes the clinicians who deliver it. Loading a weak, out-of-shape spine is the right instinct. A thrust inside a loading program is a fair add-on. Symptom relief has value on the day you get it.

What the subscription model misses is everything that makes the evidence work:

• No named problem. “Nonspecific” was taken as a starting guess, not reached as a conclusion. So red flags and inflammatory patterns were never formally ruled out.
• No dose. A real program sets load, sets, tempo, and progression, and moves them on a schedule. A handout of three bridges is not that.
• No date. Nothing was rechecked against a function you can name. So there was never a point where the plan had to change.
• No endpoint honesty. The benefit is biggest early and fades over the long term. It depends on keeping up the training. No trial sets an end date, and nobody can promise you one.

A program without a problem, a dose, and a date is not rehabilitation. It is a punch card.

What is the best treatment for chronic back pain?

First, clear the things that are not therapy problems. Fever, unexplained weight loss, a cancer history, night pain, saddle numbness, bowel or bladder change, weakness that gets worse — those are urgent imaging problems. They get sorted out before anyone lays a hand on your spine.

Then sort axial pain (pain in the back itself) from radicular pain (pain down a nerve) and from neurogenic claudication (leg pain with walking). And look for the inflammatory pattern. That means onset before forty, a slow start rather than a sudden one, and morning stiffness lasting over half an hour. It means pain that improves with movement and does not improve with rest. It also means night pain in the second half of the night that drives you out of bed. Axial spondyloarthritis is one of the most often delayed diagnoses in medicine. It is mistaken for mechanical back pain for years. An inflamed spine does not belong under a thrust.

Second, localize — honestly. If bending back and twisting bring on your pain, that raises the question of a facet source. It does not answer it. The physical exam does poorly here. Any clinician who says the exam alone made the diagnosis is guessing.

The answer comes from comparative medial branch blocks under live X-ray with contrast. That means two blocks, with different numbing drugs, on separate days. Each must give at least 80% relief lasting as long as that drug should last. As Dr. Padda notes in the video, a single uncontrolled block is wrong between a quarter and nearly half the time. That is why two are done, and why you should be told when they disagree. Sacroiliac pain sits below L5. It is tested with provocation maneuvers and confirmed under image guidance. Disc pain gets worse with long bending forward and long sitting. That is a pattern, not a test. The only procedure that confirms it is provocative discography, which has its own controversy.

Naming the source changes what you train and what you avoid. But only when the naming is honest about how sure we are.

Third, dose the exercise like a drug. Set the load, sets, and tempo. Build them on a schedule. Recheck at four and twelve weeks against a function you can name: how far you walk, whether you can lift your grandchild. If those numbers do not move, the plan changes. That is what separates rehab from a punch card. It is the whole point of how a physical therapy program is built, dosed, and reassessed.

Fourth, be honest about add-ons and about risk. Manipulation should be avoided or changed with osteoporosis, spinal cord compression, inflammatory instability such as rheumatoid disease in the neck, or blood thinners. Serious events are rare but real: cauda equina syndrome, disc herniation, osteoporotic fracture. Tears in a neck artery have been reported after neck manipulation. The evidence here is about the low back. A neck adjustment is a separate talk worth having before anyone thrusts your neck. Estimates put cauda equina syndrome or a new disc herniation at about one per several million low back manipulations. Treat that as an estimate from the literature, not a figure from the three reviews above. That matters even more because harms were tracked so poorly.

Low-level laser therapy — that method only, not consumer red-light panels — is on the ACP list on low-quality evidence. The 660-to-850-nanometer photobiomodulation sold for back pain has not been graded at all. It is an add-on and still emerging. Never the plan.

What twelve weeks actually looks like

What follows is a composite — a picture assembled from many patients with this condition, not one person’s chart.

An adult two years past the first episode, punch card in hand. Red flags cleared; no inflammatory pattern. Two comparative medial branch blocks, on separate days, with different numbing drugs, under live X-ray. Each relieved the pain for exactly as long as that drug should last. Hours, not weeks. That told us the facet joints were carrying part of the signal. It did not treat anything, and nobody pretended it had. What it bought was a decision: what to load, and what to leave alone.

Week three brought a flare after a hip-hinge step-up. It cost a session and a good deal of trust.

By twelve weeks the pain change was modest. And it matters which number applies. This person had already had two years of adjustments and therapy. So the honest comparison is not the 15-point figure against no treatment. It is the 9-point figure against other active care, which is below the threshold patients reliably notice. The change was real to this person. The trials would not call it clinically important. Both are true. Anyone who tells you only the first half is selling.

The function gain stayed smaller than the pain gain. That is also the shape of the pooled trial data: about 7 points on function against about 15 on pain. Those are trial averages, not this person’s scores. And that is what Cochrane measured: size, not sequence. It says nothing about which one moves first. In this composite, walking moved first. That is something seen in practice, not a trial finding. Individual results vary.

Then the program stopped over a holiday stretch, and ground was lost. The benefit depends on keeping up the training.

Our physician-directed physiotherapy program turns that into a daily routine, with home exercises like the pelvic tilt exercise for low back pain.

Frequently asked questions

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Key takeaways

• Chronic nonspecific low back pain is rarely one fault in one structure. Disc, facet, and sacroiliac sources overlap. The signal is turned up by late-firing support muscles, fear-avoidance, and higher gain in the spinal cord.
• The pop of an adjustment is cavitation, not realignment. The subluxation model is unsupported. Manipulation’s main proposed mechanism comes from animals under anesthesia and is not established in humans.
• Exercise beats no treatment on pain by about 15 points out of 100, at moderate certainty. But its function gain of roughly 7 points — and its roughly 9-point edge over other active care — fall below the threshold patients reliably notice. Exercise and manual therapy performed the same.
• Harms are mostly muscle soreness (a median of 0.14 events per exercise participant versus 0.12 in controls). Serious manipulation-related events are rare but real. About half the manipulation trials did not track harms properly.
• Ask for the three things a subscription never gives you: a named problem, a set dose, and a date when you will both know if it worked.

This article is educational and is not a substitute for evaluation, diagnosis, or treatment by a physician. Individual results vary. Do not start, stop, or change any medication without consulting your physician. To be evaluated, call (314) 481-5000 or text (314) 886-5902.

References

1. Hayden JA, Ellis J, Ogilvie R, Malmivaara A, van Tulder MW. Exercise therapy for chronic low back pain. Cochrane Database Syst Rev. 2021. PMID 34580864. PubMed
2. Rubinstein SM, de Zoete A, van Middelkoop M, Assendelft WJJ, de Boer MR, van Tulder MW. Benefits and harms of spinal manipulative therapy for the treatment of chronic low back pain: systematic review and meta-analysis of randomised controlled trials. BMJ. 2019. PMID 30867144. PubMed
3. Qaseem A, Wilt TJ, McLean RM, Forciea MA; Clinical Guidelines Committee of the American College of Physicians. Noninvasive treatments for acute, subacute, and chronic low back pain: a clinical practice guideline from the American College of Physicians. Ann Intern Med. 2017. PMID 28192789. PubMed

Medically reviewed by Dr. Gurpreet Singh Padda, MD, MBA, MHP — Board Certified in Anesthesiology, Pain Medicine, Interventional Pain Management, Addiction Medicine, and Obesity Medicine. Last reviewed July 2026.

Dr. Gurpreet Singh Padda, MD, MBA, MHP