Dermatologists advise their patients to avoid harmful ultraviolet light, which can cause skin damage, photo-aging and skin cancer. But they also may prescribe light therapy to treat certain skin conditions. Light therapy ...
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Dermatology is the branch of medicine dealing with the skin and its diseases, a unique specialty with both medical and surgical aspects. The name of this specialty originated in the form of the (semantically wrong) words dermologie (in French, 1764) and, a little later, dermatologia (in Latin, 1777). A dermatologist takes care of diseases, in the widest sense, and some cosmetic problems of the skin, scalp, hair, and nails.
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