In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
Dieters who sleep more take off more fat that those who sleep less.
159
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
People who sleep late have more mental stamina and can outperform early risers.
33