When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
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Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
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