In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
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Those who get out of bed by 7am are more likely to be thinner and happier.
20
If you hold farts in during the day, they'll just come out when you sleep.
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The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
"Dysania" is the state of finding it hard getting up out of bed in the morning.
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Lack of water is the #1 trigger of daytime fatigue.
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