There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
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Termites work 24 hours per day and they do not sleep.
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Cows can sleep standing up, but they can only dream lying down.
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44% of kids watch television before they go to sleep.
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