In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
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Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
The average cat sleeps about 2/3 of the day.
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47% of people have a nightmare at least once a month.
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The higher someone’s I.Q. the more likely they are to be sleep deprived.
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