Your brain can make its own painkillers
The placebo effect shows that expecting relief can activate your brain's natural opioid system, proving your beliefs have a powerful impact on pain.
Even fake pills can ease pain by triggering your brain to release natural opioids, its built-in painkillers. This amazing placebo effect happens when you expect relief, changing your brain chemistry in measurable ways. Brain scans show these responses activate key areas involved in pain and emotions.
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