Sea otters hold hands while sleeping so they don’t drift away from each other.
104
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
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
You burn 26 calories in a one minute kiss.
605
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
When dragonflies mate, their tails form a love heart.
22