Body Correction by Kenneth Collins
Pain Science

Chronic pain starts in the brain — not in the body

By Kenneth Collins · 7 min read

One of the most important discoveries in modern pain science: Pain is not a signal traveling from the damaged site up to the brain. Pain is an experience the brain creates — based on its assessment of whether you are in danger.

The old understanding — and why it's wrong

For decades, pain was thought to work as an alarm system: damage in the body → signal sent to brain → you feel pain. Simple and logical.

But this model doesn't explain why soldiers in combat can have serious wounds without feeling pain. Or why phantom pain is real — even when the limb is amputated. Or why two people with identical MRI scans can have vastly different pain intensity.

Modern pain science has shown something fundamentally different: Pain is always a brain experience.

The brain as judge

The brain constantly receives information from the body. But it decides itself whether to create pain based on one question: “Is this dangerous enough to require action?”

If the brain assesses that you are in danger — whether the danger is real or not — it creates pain to force you to act. It's a protection system, not a fault system.

The problem arises when the brain becomes “oversensitive” and starts assessing normal signals as dangerous. This is called central sensitization — and it's the cause of many chronic pain conditions.

What this means for treatment

If pain is created by the brain, it's not enough to treat the place that hurts. You need to work with the system that creates the pain: the nervous system.

That's exactly what Body Correction does. We work with the proprioceptive sensors that send faulty signals to the brain. When the brain receives correct signals, it assesses the situation as safe — and pain decreases.

Suffering from chronic pain?

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