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endorphin |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.09 sec. |
endorphinAny of a group of proteins occurring in the brain and having pain-relieving properties typical of opium and related opiates. Discovered in the 1970s, they include enkephalin, beta-endorphin, and dynorphin. Each is distributed in characteristic patterns throughout the nervous system. Endorphins are released in response to pain or sustained exertion (causing, e.g., the “runner's high”). They are also believed to have a role in appetite control, release of pituitary sex hormones, and shock. There is strong evidence that they are connected with “pleasure centres” in the brain, and they seem to be activated by acupuncture. Knowledge of their behaviour has implications for treating addictions and chronic pain. endorphin any of a class of polypeptides, including enkephalin, occurring naturally in the brain, that bind to pain receptors and so block pain sensation How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Stanley Tan, also of Loma Linda, have shown that laughing lowers blood pressure, increases muscle flexion and triggers a flood of beta endorphins, the brain's natural morphinelike compounds that can induce a sense of euphoria. |
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