You burn 26 calories in a one minute kiss.
605
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
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Kissenger is a pig-shaped robotic device that lets you kiss someone over the internet.
5
'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