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
Yawns are more contagious among people with closer relationships.
163
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Men fall in love faster than women do.
32
Women rate men more attractive if other women are looking and smiling at him.
17
40% of people who are rejected in romantic love slip into clinical depression.
72