When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
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
Couples' personalities converge over time to make partners more and more similar.
235
Men who kiss their wives in the morning live five years longer than those who don't.
1k
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
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
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