44% of kids watch television before they go to sleep.
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Dieters who sleep more take off more fat that those who sleep less.
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In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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Sea otters hold hands while sleeping so they don’t drift away from each other.
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Those who get out of bed by 7am are more likely to be thinner and happier.
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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