Most often, people associate circadian rhythms with the symptoms of jet lag that occur after crossing several time zones. Circadian rhythms, which get their cues from light and darkness, can change sleep-wake cycles, hormone ...
Apr 30, 2013
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Almost all animals have a hard-wired 'body-clock' that controls biological function in cycles of approximately 24 hours. This is known as the circadian rhythm and, in mammals, it is controlled by signaling in a region of ...
Feb 22, 2013
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(HealthDay)—The days and weeks after hospital discharge are a vulnerable time for people, with one in five older Americans readmitted within a month—often for symptoms unrelated to the original illness.
Jan 9, 2013
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It is one of the ironies of sleep research that scientists stay up all night to do it.
Nov 5, 2012
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Sleep, or lack of it, can determine level of cognitive performance which is linked with accidents as well as increased risk of serious health problems. Links between cell energy levels, gene transcription and sleep rhythms ...
May 25, 2012
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Older animals show cellular changes in the brain "clock" that sets sleep and wakeful periods, according to new research in the April 25 issue of The Journal of Neuroscience. The findings may help explain why elderly people ...
Apr 24, 2012
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Health care providers assess blood and tissue type as well as organ size and health to enhance transplant success. New research indicates that checklist might also need to include the circadian clock.
Oct 4, 2011
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(Medical Xpress) -- Neuropsychiatric disorders are the second largest cause of morbidity and premature mortality worldwide. The scientific community has widely accepted that people who battle neuropsychiatric disorders such ...
Sep 21, 2011
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The old adage "Looks can be deceiving" certainly rings true when it comes to people. But it is also accurate when describing special light-sensing cells in the eye, according to a Johns Hopkins University biologist.
Jul 25, 2011
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