In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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When dragonflies mate, their tails form a love heart.
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Kissing an infection-free partner is good for your teeth!
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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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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