Bats sleep 18-20 hours per day.
5
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
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
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
The higher someone’s I.Q. the more likely they are to be sleep deprived.
29