Sleep Deprivation

Adjusting your body clock when the time changes

As we reset our clocks and watches for daylight saving time, it's a good opportunity to think about our body clocks as well. Our bodies naturally operate on 24-hour cycles, called circadian rhythms, that ...

Nov 04, 2014
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Hospital logs staggering 2.5 million alarms in just a month

Following the study of a hospital that logged more than 2.5 million patient monitoring alarms in just one month, researchers at UC San Francisco have, for the first time, comprehensively defined the detailed causes as well ...

Oct 22, 2014
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Sleep deprivation is the condition of not having enough sleep; it can be either chronic or acute. A chronic sleep-restricted state can cause fatigue, daytime sleepiness, clumsiness and weight loss or weight gain. It adversely affects the brain and cognitive function. Few studies have compared the effects of acute total sleep deprivation and chronic partial sleep restriction. Complete absence of sleep over long periods is impossible for humans to achieve (unless they suffer from fatal familial insomnia); brief microsleeps cannot be avoided. Long-term total sleep deprivation has caused death in lab animals.

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