The placebo effect actually may make some people feel physical improvements.

Question

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Studies have shown that the placebo effect can sometimes lead to actual physical improvements, such as reduction in pain or improvement in symptoms. This is thought to be due to the brain's ability to release natural painkillers and other chemicals in response to believing that relief is coming. However, the placebo effect is not a reliable or sustainable treatment, and its effects vary widely between individuals and conditions.

The Placebo Effect Actually May Make Some People Feel Physical