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
Intelligent men tend to be more sexually faithful.
31
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
Women rate men more attractive if other women are looking and smiling at him.
17
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
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