Neuroscience

Sleep deprivation may affect learning temporarily

Soon we will once again switch to winter time, that is, we set the clocks back an hour. Switching to winter time is considered the easier of the two annual clock transitions, as we gain an hour of sleep. Some people may find ...

Neuroscience

Synaptic strength found regulate sleep quantity and quality

Sleep deprivation typically results in longer and deeper sleep, thereby maintaining overall sleep quantity and quality through homeostatic regulation. However, the specific mechanisms by which the brain monitors and controls ...

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 ...

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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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