Intelligent men tend to be more sexually faithful.
31
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
One in five long-term love relationships began with one or both partners being involved with others.
177
Yawns are more contagious among people with closer relationships.
163
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13