The darkening of the back skin may be caused by clothing staining, ultraviolet radiation, and pigmentation after the inflammation subsides.
1. Clothing staining: If you wear clothes with dark color, especially new clothes, it may lead to back skin staining, in the case of a lot of sweating, clothing decoloration is more serious, skin staining will lead to back skin darkening.
2. Ultraviolet radiation: the back skin is exposed to ultraviolet radiation for a long time, resulting in subcutaneous melanin deposition, which will also lead to the phenomenon of skin darkening.
3. Hyperpigmentation after inflammation subsides: the back area has suffered from acne, eczema, psoriasis and other skin diseases, after the inflammation subsides, inflammatory hyperpigmentation may be left behind, which will cause the phenomenon of skin darkening.
There may be other reasons for the darkening of the skin on the back, if there is no relief, it is recommended to go to the hospital to clarify the cause of the disease and follow the doctor’s instructions to standardize the treatment.