Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
44% of kids watch television before they go to sleep.
106
The human brain is more active during sleep than during the day.
28
Lack of water is the #1 trigger of daytime fatigue.
148
You burn more calories sleeping than you do watching television.
348