In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
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When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
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Parents receive 1 out of every 5 Valentines.
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