Parents receive 1 out of every 5 Valentines.
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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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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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On April Fool's Day in 1977, the UK newspaper The Guardian ran a 7 page feature on the discovery of the fictitious island nation of "San Seriffe."
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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Two in five people in the world marry their first love.
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In 1537, England's King Henry VII officially declared February 14th the holiday of St. Valentine's Day.
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