You burn 26 calories in a one minute kiss.
605
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
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
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Kissing an infection-free partner is good for your teeth!
141