47% of people have a nightmare at least once a month.
186
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
The average person falls asleep in seven minutes.
115
The strangers in your dreams are actually people that you've seen in real life.
50
Lack of water is the #1 trigger of daytime fatigue.
148
Those who get out of bed by 7am are more likely to be thinner and happier.
20