Intelligent men tend to be more sexually faithful.
31
Historically, sweat has been an active ingredient in perfume and love potions.
309
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Anuptaphobia is the fear of staying single.
11
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
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12