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
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
One in five long-term love relationships began with one or both partners being involved with others.
177
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Historically, sweat has been an active ingredient in perfume and love potions.
309
Yawns are more contagious among people with closer relationships.
163
A man is more likely to get a woman's phone number if he is accompanied by a dog.
20
Intelligent men tend to be more sexually faithful.
31