It has always been apparent that some individuals have a better sense of smell than others, but a new study of 37 teens provides the first direct evidence that within each person, smell sensitivity varies over the course ...
Oct 26, 2017
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Our lives are ruled by time; we use time to tell us what to do. But the alarm clock that wakes us in the morning or the wristwatch that tells us we are late for supper are unnatural clocks. Our biology answers to a profoundly ...
Oct 5, 2017
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Messing with your body's clock is dangerous business, in fact it could make you sick—or worse.
Oct 2, 2017
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The Latest on the Nobel Prize in Physiology or Medicine (all times local):
Oct 2, 2017
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Biological clocks throughout the body trigger the release of the hormone melatonin during sleep, induce the secretion of digestive enzymes at lunchtime or keep us awake at the busiest moments of the day. A "master clock" ...
Oct 2, 2017
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Three Americans won a Nobel Prize on Monday for discovering key genetic "gears" of the body's 24-hour biological clock, the mechanism best known for causing jet lag when it falls out of sync.
Oct 2, 2017
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For people who don't get sleepy until 2 a.m., the buzz of an alarm clock can feel mighty oppressive.
Sep 18, 2017
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UT Southwestern researchers have uncovered new clues about how gut bacteria and the body's circadian clock work together to promote body fat accumulation.
Sep 11, 2017
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Researchers have examined the potential benefits of melatonin, a hormone made by a small gland in the brain, for treating blood cancers such as leukemia and lymphoma. They point to evidence that melatonin boosts the immune ...
Sep 1, 2017
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Sunbathers may want to avoid midnight snacks before catching some rays.
Aug 15, 2017
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