The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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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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Lack of water is the #1 trigger of daytime fatigue.
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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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"Dysania" is the state of finding it hard getting up out of bed in the morning.
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If you hold farts in during the day, they'll just come out when you sleep.
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Cows can sleep standing up, but they can only dream lying down.
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