The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Wearing red increases attraction.
30
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
In Korea, if you do not receive any gift on Valentine's day then all the singles go to Korean restaurants and eat black noodles to celebrate (or mourn) their single status.
27
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
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
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
'X' became symbolic for a kiss because in the middle ages when alot of people were illiterate and they used to sign documents with an X and then kiss it for sincerity.
255