Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
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
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
People who sleep late have more mental stamina and can outperform early risers.
33
47% of people have a nightmare at least once a month.
186
Cows can sleep standing up, but they can only dream lying down.
745