Men who kiss their wives in the morning live five years longer than those who don't.
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Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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Twenty nine percent of women spend more time shopping for shoes than they do looking for a life long mate.
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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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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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Couples' personalities converge over time to make partners more and more similar.
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