Women rate men more attractive if other women are looking and smiling at him.
17
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
Historically, sweat has been an active ingredient in perfume and love potions.
309
Intelligent men tend to be more sexually faithful.
31
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
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18
