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
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Women rate men more attractive if other women are looking and smiling at him.
17
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
40% of people who are rejected in romantic love slip into clinical depression.
72
