Those who get out of bed by 7am are more likely to be thinner and happier.
20
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
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Dieters who sleep more take off more fat that those who sleep less.
159
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
Sea otters hold hands while sleeping so they don’t drift away from each other.
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