In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Speed dating was invented by a Rabbi in 1999.
45
When dragonflies mate, their tails form a love heart.
22
40% of people who are rejected in romantic love slip into clinical depression.
72
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
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
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212