The human brain is more active during sleep than during the day.
28
People who sleep late have more mental stamina and can outperform early risers.
33
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
44% of kids watch television before they go to sleep.
106
Lack of water is the #1 trigger of daytime fatigue.
148
The average cat sleeps about 2/3 of the day.
203