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 someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
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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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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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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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