Couples' personalities converge over time to make partners more and more similar.
235
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Kissing an infection-free partner is good for your teeth!
141
You burn 26 calories in a one minute kiss.
605
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!)
278
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
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
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