47% of people have a nightmare at least once a month.
186
The average cat sleeps about 2/3 of the day.
203
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
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
A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
6
Bats sleep 18-20 hours per day.
5
Termites work 24 hours per day and they do not sleep.
57
The strangers in your dreams are actually people that you've seen in real life.
50