Why do brown spots happen?

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  1. Dr. Ellen Marmur
     
    Dr. Ellen Marmur answered:

    These spots are dubbed "sun spots" for a good reason: they are caused exclusively by sun damage. Melanocytes have produced excess melanin in some spots in an effort to protect the skin from UV rays.

    More Related Answers from Dr. Ellen Marmur
    These spots are dubbed "sun spots" for a good reason: they are caused exclusively by sun damage. Melanocytes have produced excess melanin in some spots in an effort to protect the skin from UV rays. More