You burn 26 calories in a one minute kiss.
605
Kissing an infection-free partner is good for your teeth!
141
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Men who kiss their wives in the morning live five years longer than those who don't.
1k
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255