Itchy back may be caused by long-term not bathing, exercise, etc. resulting in increased secretion of sebaceous glands on the back, etc. It can also be caused by a variety of diseases, commonly found in allergies, eczema, and internal diseases.
1. Healthy people may have increased secretion of local sebaceous glands after not bathing for a long time, exercising, or keeping warm excessively, etc. Sebaceous glands on the back are more abundant, which can lead to itching on the back;
2. Allergy: in contact with pollen, animal dander and other substances can cause an allergic reaction, resulting in generalized itching, and in severe cases, it can also lead to respiratory difficulties, the first step is to terminate the contact with allergens, and can be relieved by oral loratadine and other anti-allergy drugs;
3. Eczema: it is a kind of chronic inflammation of the skin, which can be caused by various reasons, such as humidity of the climate, etc., manifested as erythema and itching of the skin;
4. Internal diseases: diabetes mellitus and liver function abnormalities are common, causing generalized itching symptoms; diabetes mellitus requires hypoglycemic drugs to lower sugar, and liver function abnormalities require hepatoprotection and bilirubin lowering.
When persistent back itching occurs, there may be other reasons, it is recommended to consult a doctor in time, after clarifying the cause of the targeted treatment, do not blindly deal with.