The world's youngest parents were 8 and 9 and lived in China in 1910.
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The average person laughs 13 times a day!
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In one day an average person will take about 18,000 steps.
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Males sweat 40% more than females.
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During an average lifetime, a man will spend 3,350 hours removing 8.4 meters of stubble.
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One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
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According to Harris Interactive, 70% of men and 57% of women shower daily.
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