As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
40% of people who are rejected in romantic love slip into clinical depression.
72
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
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
Men fall in love faster than women do.
32