When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
Parents receive 1 out of every 5 Valentines.
20
Men fall in love faster than women do.
32
You burn 26 calories in a one minute kiss.
605
The average person will go on a date at least 100 times before they finally marry.
33
Historically, sweat has been an active ingredient in perfume and love potions.
309
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