Neurodermatitis, also called chronic lichen simplex, is a relatively common skin disease. Neurodermatitis is a relatively common disease in dermatology, the cause of which is not clear at present, and the common triggering factors are neuropsychiatric factors, localized irritation, etc. In addition, if you often eat spicy and stimulating foods and drink alcohol, or excessive cleaning and sun exposure, etc., it may also induce this disease. The main symptom of neurodermatitis is that there are single or multiple flat papules on the skin fused into a mossy skin lesion, which may have a little scaling, usually with paroxysmal intense itching of the skin. If the symptoms related to neurodermatitis, it is recommended to actively go to the relevant departments of professional hospitals, to clarify the specific causes, and follow the doctor’s instructions to use the appropriate treatment program. Usually keep the skin clean and hygienic, but also to eat a light diet, do not eat spicy stimulation and too greasy food, but also pay attention to sunscreen, to avoid the skin exposed to the sun.