Kissing an infection-free partner is good for your teeth!
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On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
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.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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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
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13