Yawns are more contagious among people with closer relationships.
163
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18
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
Wearing red increases attraction.
30
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
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212