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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One in five long-term love relationships began with one or both partners being involved with others.
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Women rate men more attractive if other women are looking and smiling at him.
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Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
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In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
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When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
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