Kissing someone for one minute burns about 2 calories.
When two people kiss, they exchange between 10 million and 1 billion bacteria.
Kissing someone is more sanitary than shaking hands, if you want to avoid a cold.
Kissing can cause tooth decay.
Instead of kissing, mothers of the Manchu tribe used to show affection by sucking their child’s penis in public, because kissing was considered sexual.
The longest kiss ever recorded lasted 58 hours, 35 minutes and 58 seconds.
Philematology is the science of kissing.
The scientific term for French kissing is cataglottism.
The first time two men kissed on-screen was in 1927.
The average person spends two weeks of his life Kissing.
Two-thirds of people tilt their head to the right when they kiss.
In Nevada, it is illegal to kiss with a mustache.
The average age in the UK for a first kiss is 15.
Fewer than half the world’s cultures engage in romantic kissing, a study found.