'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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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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The single biggest predictor of love is proximity.
30
Parents receive 1 out of every 5 Valentines.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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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.
22
When dragonflies mate, their tails form a love heart.
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Two in five people in the world marry their first love.
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