The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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The harder you concentrate on falling asleep, the less likely you are to fall asleep.
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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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A new parent will lose about 1055.6 hours of sleep in the first year of their child's life - almost 44 days!
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"Dysania" is the state of finding it hard getting up out of bed in the morning.
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44% of kids watch television before they go to sleep.
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