Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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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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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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Two in five people in the world marry their first love.
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The single biggest predictor of love is proximity.
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Parents receive 1 out of every 5 Valentines.
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Alaska is the only state that can be typed on one row of keys on a QWERTY keyboard.
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Poor eyesight (myopia) is associated with higher IQ.
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