Rash on the body is not a detoxification reaction, but a manifestation symptom of the skin caused by disease. Rash on the body may be allergies or viral, bacterial, fungal and other pathogens infection triggered by the skin inflammatory reaction, is a disease caused by the body to appear a manifestation of symptoms, and is not a detoxification reaction. Rash on the body may be skin diseases, such as contact dermatitis, eczema, psoriasis, pityriasis rosea, etc., but also immune diseases, such as pemphigus, herpetic pemphigoid, etc., and may be infectious diseases, such as measles, chickenpox, etc., it is recommended that the patient go to the hospital in a timely manner to improve the examination, to clarify the cause of the cause of the targeted treatment given.