It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Yawns are more contagious among people with closer relationships.
163
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18
Anuptaphobia is the fear of staying single.
11
Women rate men more attractive if other women are looking and smiling at him.
17
Men fall in love faster than women do.
32
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12