Eczema is one of the most common skin diseases, with a certain degree of recurrence, but not contagious. Most eczema patients have a hypersensitive system, which is easily inherited, resulting in the possibility of a high incidence of family, a person with the disease, aggravated by the successive illness of other people, there is the illusion of contagion, which is in fact not the case. Eczema active treatment, most people can slowly relieve, but the problem of recurrence, especially for patients with hypersensitive system, is a difficult problem, because no matter what kind of treatment, it is difficult to change the constitution, so you can be clear about the cause of allergy through the allergen test, patch test, etc., targeted prevention, to reduce the recurrence. The main treatment is anti-allergy treatment, when the itching is more serious, you can briefly use hormone creams, when it is not very obvious, use emollient and moisturizing as the main role of the ointment.