The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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Those who get out of bed by 7am are more likely to be thinner and happier.
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The higher someone’s I.Q. the more likely they are to be sleep deprived.
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People who sleep late have more mental stamina and can outperform early risers.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
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A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
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