One in five long-term love relationships began with one or both partners being involved with others.
177
A man is more likely to get a woman's phone number if he is accompanied by a dog.
20
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
40% of people who are rejected in romantic love slip into clinical depression.
72
Women rate men more attractive if other women are looking and smiling at him.
17
Intelligent men tend to be more sexually faithful.
31
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
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18