Lack of water is the #1 trigger of daytime fatigue.
148
A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
194
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
The average person falls asleep in seven minutes.
115
The strangers in your dreams are actually people that you've seen in real life.
50