A woman in China partially lost her hearing after her boyfriend reportedly ruptured her eardrum with a passionate kiss. Apparently, the kiss reduced the pressure in the mouth, pulled the eardrum out, and caused the breakdown of the ear.
Lips are 100 times more sensitive than the tips of the fingers. Not even genitals have as much sensitivity as lips.
On July 5-6, 2005 a couple in London locked lips for 31 hours, 30 minutes, and 30 seconds, making it the longest kiss ever recorded.
The most important muscle in kissing is the orbicularis oris, also known as the kissing muscle, which allows the lips to “pucker.
French kissing involves all 34 muscles in the face. A pucker kiss involves only two.
The term “French kiss” came into the English language around 1923 as a slur on the French culture which was thought to be overly concerned with sex. In France, it’s called a tongue kiss or soul kiss because if done right, it feels as if two souls are merging. In fact, several ancient cultures thought that mouth-to-mouth kissing mingled two lovers’ souls.
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.
Mechanically speaking, kissing is almost identical to suckling. Some scholars speculate that the way a person kisses may reflect whether he or she was breastfed or bottle fed.
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.
Kissing at the conclusion of a wedding ceremony can be traced to ancient Roman tradition where a kiss was used to sign contract.