Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
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
Honeybees never sleep.
276
The human brain is more active during sleep than during the day.
28
Lack of water is the #1 trigger of daytime fatigue.
148
47% of people have a nightmare at least once a month.
186