One in five long-term love relationships began with one or both partners being involved with others.
177
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18
40% of people who are rejected in romantic love slip into clinical depression.
72
Yawns are more contagious among people with closer relationships.
163
Historically, sweat has been an active ingredient in perfume and love potions.
309