Noticing small white spots on your arms or legs can be unsettling, especially if you are unsure of what they mean. While these spots are often harmless, they can sometimes indicate underlying conditions related to skin health, pigmentation, or lifestyle factors. Learning about the possible causes can help you understand whether they require medical attention or simple adjustments in daily care.
Sun protection products
Common Causes of White Spots
Idiopathic Guttate Hypomelanosis (IGH): This is one of the most common causes of small white spots, especially on sun-exposed areas like arms and legs. IGH occurs when melanin production decreases in certain patches, leading to tiny, round, white spots. It is generally harmless and often associated with aging or prolonged sun exposure.
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