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
Honeybees never sleep.
276
The human brain is more active during sleep than during the day.
28
47% of people have a nightmare at least once a month.
186
The strangers in your dreams are actually people that you've seen in real life.
50
Cows can sleep standing up, but they can only dream lying down.
745
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34