Sleep Deprivation

Online survey reveals new epidemic of sleeplessness

New online research, conducted to coincide with the publication of Professor Richard Wiseman's latest book Night School, suggests that nearly six in ten (59%) of adults in Britain - over 28 million people ...

Apr 04, 2014
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Predicting cardiovascular events in sleep apnea

Obstructive sleep apnea (OSA) generally is associated with increased risk for cardiovascular (CV) disease. OSA is usually measured using the apnea-hypopnea index (AHI), the number of times that breathing pauses or severely ...

Feb 04, 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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