When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Wearing red increases attraction.
30
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
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
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
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
The single biggest predictor of love is proximity.
30