There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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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.
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A Korean man called Lee Jin-gyu fell in love with his large, huggable pillow and married it.
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Two in five people in the world marry their first love.
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One in five long-term love relationships began with one or both partners being involved with others.
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40% of people who are rejected in romantic love slip into clinical depression.
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Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
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