In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
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Two in five people in the world marry their first love.
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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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Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
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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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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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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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The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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