It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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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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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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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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