The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
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Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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You burn more calories sleeping than you do watching television.
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Lack of water is the #1 trigger of daytime fatigue.
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Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
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