Wearing red increases attraction.
30
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
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
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
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Speed dating was invented by a Rabbi in 1999.
45
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14