Dieters who sleep more take off more fat that those who sleep less.
159
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
The average cat sleeps about 2/3 of the day.
203
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
Cows can sleep standing up, but they can only dream lying down.
745
Honeybees never sleep.
276