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
Yawns are more contagious among people with closer relationships.
163
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
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
Raj from the Big Bang Theory is married to Miss India.
11
Intelligent men tend to be more sexually faithful.
31
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212