One in five long-term love relationships began with one or both partners being involved with others.
177
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18
Wearing red increases attraction.
30
Men fall in love faster than women do.
32
Yawns are more contagious among people with closer relationships.
163