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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Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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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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In 2010, Gary Richmond was beaten into a coma. He woke up with amnesia and no memory of his wife of 20 years. Subsequently, he ended up falling in love with her all over again!
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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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The single biggest predictor of love is proximity.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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