The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
47% of people have a nightmare at least once a month.
186
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
People who sleep late have more mental stamina and can outperform early risers.
33
You forget 90% of your dreams.
256
Lack of water is the #1 trigger of daytime fatigue.
148
You burn more calories sleeping than you do watching television.
348
Bats sleep 18-20 hours per day.
5