One in five long-term love relationships began with one or both partners being involved with others.
177
In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
The single biggest predictor of love is proximity.
30
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
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
The average person will go on a date at least 100 times before they finally marry.
33
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
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