Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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Studies show that the risk of a “secret love” being revealed heightens romantic feelings for the partners, thanks to increased levels of phenylethylamine (PEA).
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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Parents receive 1 out of every 5 Valentines.
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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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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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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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