A man's beard grows fastest when he anticipates sex.
239
Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22
Men who kiss their wives in the morning live five years longer than those who don't.
1k
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
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
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
Couples' personalities converge over time to make partners more and more similar.
235
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