One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
People who sleep late have more mental stamina and can outperform early risers.
33
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
Honeybees never sleep.
276
Lack of water is the #1 trigger of daytime fatigue.
148