Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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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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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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