In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
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
Cows can sleep standing up, but they can only dream lying down.
745
Those who get out of bed by 7am are more likely to be thinner and happier.
20
People who sleep late have more mental stamina and can outperform early risers.
33
The average person falls asleep in seven minutes.
115
Bats sleep 18-20 hours per day.
5