Dieters who sleep more take off more fat that those who sleep less.
159
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
The human brain is more active during sleep than during the day.
28