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
Bats sleep 18-20 hours per day.
5
47% of people have a nightmare at least once a month.
186
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Lack of water is the #1 trigger of daytime fatigue.
148
The human brain is more active during sleep than during the day.
28
People who sleep late have more mental stamina and can outperform early risers.
33