Men fall in love faster than women do.
32
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
Raj from the Big Bang Theory is married to Miss India.
11
Couples' personalities converge over time to make partners more and more similar.
235
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
Kissing an infection-free partner is good for your teeth!
141
According to the New York Times, a study conducted during the 1980's found that men who kiss their wives before leaving for work live longer, get into fewer car accidents, and have a higher income than married men who don't.
14