The human brain is more active during sleep than during the day.
28
If you hold farts in during the day, they'll just come out when you sleep.
16
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Those who get out of bed by 7am are more likely to be thinner and happier.
20