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 average person will go on a date at least 100 times before they finally marry.
33
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
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
Wearing red increases attraction.
30
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
One in five long-term love relationships began with one or both partners being involved with others.
177