47% of people have a nightmare at least once a month.
186
The human brain is more active during sleep than during the day.
28
Those who get out of bed by 7am are more likely to be thinner and happier.
20
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
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 average person falls asleep in seven minutes.
115