That extra melanin is what gives you a tan. Sun ExposureĪccording to the Mayo Clinic, the sun’s UV rays trigger extra melanin production as a way to defend your skin from damage. When inflammation is the cause of discoloration it is often referred to as post-inflammatory hyperpigmentation. Inflammation, in turn, can send pigment-producing cells into high gear, leaving behind a dark spot after the injury has healed. Skin trauma - such as acne, eczema, bug bites, cuts, scrapes, even scratching or friction from, say, vigorous rubbing - can set off inflammation. 4 Factors That Can Cause HyperpigmentationĪccording to the Cleveland Clinic, these are the most common causes of hyperpigmentation - and they can affect people of all skin tones to varying degrees. Hyperpigmentation can be seen in liver spots (or age spots) and sunspots, as the Cleveland Clinic notes. What exactly is hyperpigmentation? It’s any patch of skin that looks darker than your natural skin tone because the brown pigment melanin is being overproduced. If you’re bothered by dark spots due to hyperpigmentation on your skin, one thing is clear: Today there are more options for erasing that harmless but irksome discoloration than ever before.
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