The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
If you hold farts in during the day, they'll just come out when you sleep.
16
The human brain is more active during sleep than during the day.
28
Those who get out of bed by 7am are more likely to be thinner and happier.
20
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
People who sleep late have more mental stamina and can outperform early risers.
33