Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
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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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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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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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Men who kiss their wives in the morning live five years longer than those who don't.
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Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
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Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
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'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
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