40% of people who are rejected in romantic love slip into clinical depression.
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Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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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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Ten seconds of hugging a day increases levels of oxytocin, which can reduce blood pressure, thus cutting the risk of heart disease.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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