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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The single biggest predictor of love is proximity.
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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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If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
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Kissing an infection-free partner is good for your teeth!
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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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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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