The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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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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One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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The average cat sleeps about 2/3 of the day.
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Termites work 24 hours per day and they do not sleep.
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The human brain is more active during sleep than during the day.
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You forget 90% of your dreams.
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You burn more calories sleeping than you do watching television.
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