One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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You burn more calories sleeping than you do watching television.
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Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
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You can reschedule your sleeping pattern by not eating 12-16 hours before you want to be awake. Upon eating after this time period, your internal clock will reset to a new day, with the time of your first meal being interpreted as "morning".
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The average cat sleeps about 2/3 of the day.
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Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
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The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
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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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