Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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Raj from the Big Bang Theory is married to Miss India.
11
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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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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A man is more likely to get a woman's phone number if he is accompanied by a dog.
20
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
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As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13