Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
The average cat sleeps about 2/3 of the day.
203
The strangers in your dreams are actually people that you've seen in real life.
50
If you hold farts in during the day, they'll just come out when you sleep.
16
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13