Historically, sweat has been an active ingredient in perfume and love potions.
309
Erotomania is a type of delusion in which the person believes another person is in love with him/her.
38
Close to 110 million roses (mostly red) will be purchased and delivered around Valentine's Day in the U.S.
88
When dragonflies mate, their tails form a love heart.
22
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 Korea, there's a man named Lee Jin-gyu who fell in love and married his life-sized Japanese body pillow (called a "dakimakura").
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
29