Two in five people in the world marry their first love.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
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Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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