Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Men fall in love faster than women do.
32
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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When dragonflies mate, their tails form a love heart.
22
Couples' personalities converge over time to make partners more and more similar.
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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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