For Valentine's Day 2014, an unnamed man sabotaged a special screening of "Beijing Love Story" at a Shanghai cinema by booking every other seat, subsequently preventing couples from sitting together.
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In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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Men who kiss their wives in the morning live five years longer than those who don't.
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The single biggest predictor of love is proximity.
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Wearing red increases attraction.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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