Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
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One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
"Dysania" is the state of finding it hard getting up out of bed in the morning.
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Dieters who sleep more take off more fat that those who sleep less.
159
44% of kids watch television before they go to sleep.
106
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Those who get out of bed by 7am are more likely to be thinner and happier.
20