In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
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A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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