The average person falls asleep in seven minutes.
115
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
Cows can sleep standing up, but they can only dream lying down.
745
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
People who sleep late have more mental stamina and can outperform early risers.
33
Dieters who sleep more take off more fat that those who sleep less.
159
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6