There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
You forget 90% of your dreams.
256
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
People who sleep late have more mental stamina and can outperform early risers.
33
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29