The gate-control theory of pain suggests that pain is experienced when brain "gates" close, stopping the productionof endorphins in the brain.

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The gate-control theory of pain suggests that pain is experienced when nerve fibers that transmit pain signals are open and activate pain pathways to the brain, and when the "gates" in the spinal cord that can block pain signals are closed. The theory does not suggest that the production of endorphins in the brain is stopped; in fact, endorphins are considered natural painkillers that can help close the "gates" and reduce pain.

The Gate-Control Theory of Pain Suggests That Pain Is Experienced