Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
The average person falls asleep in seven minutes.
115
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The strangers in your dreams are actually people that you've seen in real life.
50
You burn more calories sleeping than you do watching television.
348
Bats sleep 18-20 hours per day.
5
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12