Wearing red increases attraction.
30
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
Yawns are more contagious among people with closer relationships.
163
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212