A man's beard grows fastest when he anticipates sex.
239
Kissing an infection-free partner is good for your teeth!
141
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 you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
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 Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4