The left ear is more responsive to words of love and emotion whispered into it than the right.
40
When someone looks at a new love, the neural circuits that are usually associated with social judgment are suppressed.
130
Couples' personalities converge over time to make partners more and more similar.
235
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
In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
16
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
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4