Parents receive 1 out of every 5 Valentines.
20
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 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
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Two in five people in the world marry their first love.
270
40% of people who are rejected in romantic love slip into clinical depression.
72
Speed dating was invented by a Rabbi in 1999.
45