Parents receive 1 out of every 5 Valentines.
20
Kissing an infection-free partner is good for your teeth!
141
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
Wearing red increases attraction.
30
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
The single biggest predictor of love is proximity.
30

