Bats sleep 18-20 hours per day.
5
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
47% of people have a nightmare at least once a month.
186
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15