Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
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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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As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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One in five long-term love relationships began with one or both partners being involved with others.
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Parents receive 1 out of every 5 Valentines.
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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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'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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