Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22
Kissing an infection-free partner is good for your teeth!
141
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
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
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
12
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
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