Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Raj from the Big Bang Theory is married to Miss India.
11
One in five long-term love relationships began with one or both partners being involved with others.
177
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
In Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
-2