Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
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Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Honeybees never sleep.
276
The average cat sleeps about 2/3 of the day.
203
You burn more calories sleeping than you do watching television.
348
47% of people have a nightmare at least once a month.
186
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33