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
Wearing red increases attraction.
30
A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
A poll has found that computer 'nerds' make the best lovers, with 82 percent of IT geeks claiming they put their partner's pleasure above their own.
464
Two in five people in the world marry their first love.
270
