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
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
You forget 90% of your dreams.
256
Dieters who sleep more take off more fat that those who sleep less.
159
44% of kids watch television before they go to sleep.
106
Cows can sleep standing up, but they can only dream lying down.
745