A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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Parents receive 1 out of every 5 Valentines.
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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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When dragonflies mate, their tails form a love heart.
22
Two in five people in the world marry their first love.
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