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karen gamble

Sleep strategy used by night nurses throws off their circadian clocks

Apr. 14, 2011—As many as 25 percent of hospital nurses use sleep deprivation to adjust to working on the night shift, the poorest strategy for adapting their internal, circadian clocks to a night-time schedule.

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Babies’ biological clocks dramatically affected by birth light cycle

Dec. 6, 2010—The season in which babies are born can have a dramatic and persistent effect on how their biological clocks function. That is the conclusion of a new study published online on Dec. 5 by the journal Nature Neuroscience. The experiment provides the first evidence for seasonal imprinting of biological clocks in mammals and was conducted...

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