When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
The single biggest predictor of love is proximity.
30
Kissing an infection-free partner is good for your teeth!
141
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
In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
16
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
One in five long-term love relationships began with one or both partners being involved with others.
177