Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
Cows can sleep standing up, but they can only dream lying down.
745
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Those who get out of bed by 7am are more likely to be thinner and happier.
20
You burn more calories sleeping than you do watching television.
348