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
People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
278
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
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
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130