On the average, a person spends 20,160 minutes (two weeks) of his life on kissing.
The science of kissing
The science of kissing is called philematology.
More Kiss Facts
Sensitivity of the lips is 200 times higher than that of the fingers.
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.