In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Parents receive 1 out of every 5 Valentines.
20
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
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
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
One in five long-term love relationships began with one or both partners being involved with others.
177