Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
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
44% of kids watch television before they go to sleep.
106
Bats sleep 18-20 hours per day.
5
The average cat sleeps about 2/3 of the day.
203
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193