Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Honeybees never sleep.
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The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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