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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According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
You burn 26 calories in a one minute kiss.
605
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Kissing an infection-free partner is good for your teeth!
141
Couples' personalities converge over time to make partners more and more similar.
235
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165