Historically, sweat has been an active ingredient in perfume and love potions.
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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.
28
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
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 1999, a fisherman found a love letter in a bottle from a soldier in WWI. He returned said letter to the now deceased widows 86 year old daughter.
27
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44