Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Those who get out of bed by 7am are more likely to be thinner and happier.
19
Bats sleep 18-20 hours per day.
5
You burn more calories sleeping than you do watching television.
348
44% of kids watch television before they go to sleep.
106
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
29
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149