Bats sleep 18-20 hours per day.
5
Dieters who sleep more take off more fat that those who sleep less.
159
People who sleep late have more mental stamina and can outperform early risers.
33
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
You burn more calories sleeping than you do watching television.
348
Honeybees never sleep.
276
47% of people have a nightmare at least once a month.
186