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.
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The average person falls asleep in seven minutes.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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The strangers in your dreams are actually people that you've seen in real life.
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The average cat sleeps about 2/3 of the day.
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