Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
In 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
27