When dragonflies mate, their tails form a love heart.
22
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 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212