Neurons in the brain that produce the pleasure-signaling neurotransmitter dopamine also directly control the brain's circadian center, or "body clock" - the area that regulates eating cycles, metabolism and waking/resting ...
Aug 3, 2017
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Researchers have found a new group of cells in the retina that directly affect the biological clock by sending signals to a region of the brain which regulates our daily (circadian) rhythms. This new understanding of how ...
Apr 18, 2017
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Like almost all light-sensitive living beings, human beings follow biological rhythms set on a period of about 24 hours. The circadian clock (from Latin "circa" and "dies", which means "about a day") therefore describes the ...
Mar 20, 2017
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Researchers at Oregon State University have discovered that a subset of genes involved in daily circadian rhythms, or the "biological clock," only become active late in life or during periods of intense stress when they are ...
Feb 21, 2017
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Disruptions of daily rhythms of the body's master internal clock cause depression- and anxiety-like behaviors in mice, reports a new study in Biological Psychiatry. The findings provide insight into the role of the brain's ...
Nov 29, 2016
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Have you ever wondered why you don't feel tired until late at night but your spouse is fast asleep at 10 p.m. and wakes spontaneously at 6 a.m.?
Nov 7, 2016
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An interdisciplinary team of researchers at the University of Georgia has developed a new technology that may help scientists better understand how an individual cell synchronizes its biological clock with other cells.
Nov 2, 2016
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Results of the first study of its kind to link abnormalities in circadian rhythms to changes in specific neurotransmitters in people with bipolar disorder will be published this week in the journal Biological Psychiatry.
May 31, 2016
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(HealthDay)—Changing the clocks for daylight saving time may cause a short-lived spike in some people's risk of suffering a stroke, a preliminary study hints.
Feb 29, 2016
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Fifteen years ago, an odd mutant fruit fly caught the attention and curiosity of Dr. Ravi Allada, a circadian rhythms expert at Northwestern University, leading the neuroscientist to recently discover how an animal's biological ...
Aug 13, 2015
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