Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
You burn more calories sleeping than you do watching television.
348
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Bats sleep 18-20 hours per day.
5
The human brain is more active during sleep than during the day.
28