The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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Bats sleep 18-20 hours per day.
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"Dysania" is the state of finding it hard getting up out of bed in the morning.
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The harder you concentrate on falling asleep, the less likely you are to fall asleep.
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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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