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 Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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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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Parents receive 1 out of every 5 Valentines.
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Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
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Historically, sweat has been an active ingredient in perfume and love potions.
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