Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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The Japanese, on average, are the shortest people.
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Two in five people in the world marry their first love.
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Nearly half of the entire world's adult population has never drunk alcohol.
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There are about 255 babies born worldwide every minute.
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On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
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40% of people who are rejected in romantic love slip into clinical depression.
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In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
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