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
Yawns are more contagious among people with closer relationships.
163
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Wearing red increases attraction.
30
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18