One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
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.
194
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
44% of kids watch television before they go to sleep.
106
If you hold farts in during the day, they'll just come out when you sleep.
16
47% of people have a nightmare at least once a month.
186