It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
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
Gary Kremen, founder of match.com, lost his girlfriend to a man she met on match.com.
69
Kissing an infection-free partner is good for your teeth!
141
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
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
Wearing red increases attraction.
30