In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
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The average cat sleeps about 2/3 of the day.
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44% of kids watch television before they go to sleep.
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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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Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
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A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
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