Figure 1: Pain mechanism likely influenced with spinal manipulation (adjustments).
How Spinal Manipulation May Influence Spine Pain
A plain-English look at what one research review says about how spinal manipulation might affect pain, and what it can’t yet tell us.
Book Your ConsultationLow back pain is one of the leading causes of disability worldwide, and neck pain is among the most common musculoskeletal problems.
A 2021 review published in the European Journal of Pain explored how chiropractic spinal manipulation (SM) may help reduce spine pain. Instead of focusing on bones or posture alone, this paper looked at the neurophysiology — the way your nerves, spinal cord, and brain respond to treatment.
Pain Is More Than a “Sore Spot”
Spine pain can come from muscles, joints, discs, ligaments, or irritated nerves. But in most cases—especially chronic ones—the exact source isn’t clear.
This means a single damaged structure often can’t be identified. Your nervous system plays an important role in how pain is felt, amplified and eased.
What Is Spinal Manipulation?
Spinal manipulation (SM) — often called a chiropractic adjustment — is a quick, precise thrust applied to a spinal joint. It is designed to:
- Improve joint motion
- Reduce irritation
- Influence the nervous system
- Support normal movement patterns
The paper notes that SM stimulates paraspinal muscles, joint capsules, ligaments and sensory nerve endings, which send signals to your spinal cord and brain.
How Spinal Manipulation Might Reduce Pain
The review describes three levels where researchers think spinal manipulation may influence pain. Much of this evidence comes from laboratory studies, healthy volunteers or animal models, so it describes possible mechanisms rather than proven results in patients:
Local Tissues: Some studies have found short-term changes in inflammatory markers (cytokines) after SM. Whether these changes matter for patients is still unclear.
The Pain Gate: Studies show small, short-term increases in pressure pain thresholds and less “wind-up” (when repeated signals make the spinal cord more reactive).
Brain-Level Effects: Some experimental and imaging studies suggest SM may engage the brain’s own pain-dampening pathways, which send “calm down” signals down the spinal cord.
What This Means for You
Spinal manipulation isn’t only about joints. It may also influence how your nervous system processes pain, which helps explain why pain can ease even when nothing structural has changed.
In clinical trials, spinal manipulation gives small to moderate, mostly short-term improvements in back and neck pain, similar to other recommended treatments such as exercise. It works best as part of a plan that includes exercise and staying active, and responses vary from person to person.
What Science Says About Limitations
The authors note that much of the mechanism research is small, short-term and done in healthy people or animals, so it can’t yet show which mechanisms matter for patients. Spinal manipulation is generally low risk: temporary soreness or stiffness is common, and serious adverse events are rare. We screen for warning signs before treating.
Frequently Asked Questions
How long does pain relief from spinal manipulation last?
Relief is usually short-term, from hours to weeks, and varies between people. Combining hands-on care with exercise and staying active gives the best chance of lasting improvement.
Does spinal manipulation work for chronic back pain?
For chronic low back pain, research shows spinal manipulation gives small benefits similar to other recommended treatments such as exercise. It works best as part of a broader plan.
How long does tiredness last after a chiropractic adjustment?
Some people feel tired after treatment. It usually passes within a day. Let us know if it lasts longer.
Is it normal to feel emotional after an adjustment?
Some people feel emotional after any hands-on treatment, especially after a long period of pain. It usually passes quickly. There is no good evidence that adjustments release stored emotions.
References
Gevers‑Montoro C, Provencher B, Ortega de Mues A, Piché M, Descarreaux M. Neurophysiological mechanisms of chiropractic spinal manipulation for spine pain. Eur J Pain. 2021;25(7):1429‑1448. doi:10.1002/ejp.1773
