The average cat sleeps about 2/3 of the day.
203
The human brain is more active during sleep than during the day.
28
Honeybees never sleep.
276
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Dieters who sleep more take off more fat that those who sleep less.
159
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193