Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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Bats sleep 18-20 hours per day.
5
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
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Cows can sleep standing up, but they can only dream lying down.
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Dieters who sleep more take off more fat that those who sleep less.
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Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
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