You burn more calories sleeping than you do watching television.
348
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Termites work 24 hours per day and they do not sleep.
57
Cows can sleep standing up, but they can only dream lying down.
745
If you hold farts in during the day, they'll just come out when you sleep.
16
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29