One in five long-term love relationships began with one or both partners being involved with others.
177
The average person will go on a date at least 100 times before they finally marry.
33
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
When dragonflies mate, their tails form a love heart.
22
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4