Sea otters hold hands while sleeping so they don’t drift away from each other.
104
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
The human brain is more active during sleep than during the day.
28
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149