Microsleep is exactly what it sounds like: a tiny sleep, or, to put it more precisely, a several-second episode of unconsciousness. Here's the crazy thing. You don't always notice when it happens.
How Does Microsleep Work?
Can I Really Nap Without Noticing?
What Would Happen If You Stopped Sleeping?
Sleep is pretty important to life.
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Key Facts In This Video
People who sleep 6–8 hours per night tend to live longer. 00:23
In some cases, going three days without sleep has resulted in hallucinations. 01:18
Fatal familial insomnia is a rare genetic disease that causes insomnia, dementia, and death. 02:12
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