Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Bats sleep 18-20 hours per day.
5
The average person falls asleep in seven minutes.
115
The human brain is more active during sleep than during the day.
28
You burn more calories sleeping than you do watching television.
348
Termites work 24 hours per day and they do not sleep.
57
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
You forget 90% of your dreams.
256