McDrug.Scientists are discovering that fast foods can trigger hormonal changes in the body that make them hard to resist. Fatty foods may activate the brain's dopamine dopamine (dōp`əmēn), one of the intermediate substances in the biosynthesis of epinephrine and norepinephrine. See catecholamine. dopamine One of the catecholamines, widely distributed in the central nervous system. system--similar to the effects of an addictive drug. Over time, as the body weight increases, people become resistant to the effects of the hormone leptin Leptin A protein hormone that affects feeding behavior and hunger in humans. At present it is thought that obesity in humans may result in part from insensitivity to leptin. , which is linked to weight and appetite. (FYI "For your information." See digispeak. FYI - For Your Information : A typical school lunch has 50 percent more fat grams than a typical bag lunch brought from home.) Good Medicine |
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