The average person falls asleep in seven minutes.
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47% of people have a nightmare at least once a month.
186
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
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
44% of kids watch television before they go to sleep.
106
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23