11 Crazy Facts About Kissing We Bet You Didn’t Know

Kissing burns calories

Passionate kissing burns 6.4 calories a minute. A Hershey’s kiss contains 26 calories, which takes five minutes of walking–or about four minutes of kissing–to burn off.

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About love

According to one study, many men are more particular about which women they kissed than who they went to bed with, suggesting that kissing is somehow more about love than coitus is.

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Seal contract

A marriage ceremony typically ends with a kiss because in ancient Rome, a kiss was a legal bond that sealed contracts, and marriage was seen as a contract.

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X symbol

Many believe the X symbol became synonymous with the kiss in medieval times. People who couldn’t write their names signed in front of a witness with an X. The X was then kissed to show their sincerity.

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