Finally! Science Explains Why We Kiss To Show Affection

Pecking, smooching, French kissing, and playing tonsil-hockey — there are as many names for kissing as there are ways to do it. Whether we use it as an informal greeting or an intensely romantic gesture, kissing is one of those ingrained human behaviors that seems to defy explanation.

Its many purposes — a blow and peck for good luck on dice, lips to ground after a rocky boat ride, kisses in the air to an acquaintance, and the long slow smooches of Hollywood — have different meanings yet are similar in nature. So why is it that we love to pucker up?

Kissing is more than just showing affection.

https://giphy.com/gifs/love-cute-kiss-OC90KGBR6WouI

Philematologists, the scientists who study kissing, aren’t exactly sure why humans started locking lips in the first place. The

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