Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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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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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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Two in five people in the world marry their first love.
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Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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The single biggest predictor of love is proximity.
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