Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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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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Erotomania is a type of delusion in which the person believes another person is in love with him/her.
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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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One in five long-term love relationships began with one or both partners being involved with others.
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Couples' personalities converge over time to make partners more and more similar.
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When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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