Those who get out of bed by 7am are more likely to be thinner and happier.
20
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The average cat sleeps about 2/3 of the day.
203
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28