The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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You forget 90% of your dreams.
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The strangers in your dreams are actually people that you've seen in real life.
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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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Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
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The higher someone’s I.Q. the more likely they are to be sleep deprived.
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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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