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
One in five long-term love relationships began with one or both partners being involved with others.
177
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
A man's beard grows fastest when he anticipates sex.
239
Couples' personalities converge over time to make partners more and more similar.
235
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
Wearing red increases attraction.
30