Wearing red increases attraction.
30
Men fall in love faster than women do.
32
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
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 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
Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
26
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