Speed dating was invented by a Rabbi in 1999.
45
Kissing an infection-free partner is good for your teeth!
141
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Couples' personalities converge over time to make partners more and more similar.
235
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Two in five people in the world marry their first love.
270