Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Wearing red increases attraction.
30
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
One in five long-term love relationships began with one or both partners being involved with others.
177