"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Bats sleep 18-20 hours per day.
5
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
You forget 90% of your dreams.
256