The human brain is more active during sleep than during the day.
28
If you hold farts in during the day, they'll just come out when you sleep.
16
Honeybees never sleep.
276
You forget 90% of your dreams.
256
Cows can sleep standing up, but they can only dream lying down.
745
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22