Health

No-sleep challenge: The dangers of sleep deprivation

Most of us will be all too familiar with that dopey, groggy feeling of being tired after a restless night. Some social media users have taken tiredness to the extreme, however, by taking part in what they call a "no-sleep ...

Health

Sleep expert warns against drowsy driving on road trips

Road trips are a summer tradition for many families, but some drivers are so focused on reaching their destination that they tend to ignore their bodies' need for sleep. However, Baylor College of Medicine's Dr. Philip Alapat ...

Diseases, Conditions, Syndromes

Partner talks in their sleep? Here's how to slumber soundly

Parasomnia—it's a blanket term for pesky behaviors that wreak havoc on your sleep. A third of U.S. adults get less than the recommended amount of shut-eye, a nationwide struggle linked to chronic diseases ranging from depression ...

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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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