One in five long-term love relationships began with one or both partners being involved with others.
177
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
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
Speed dating was invented by a Rabbi in 1999.
45
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
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