Because the cause of psoriasis is still unknown, its effectiveness is poor and it is more prone to recurrence. Every time after a great deal of effort the lesions subside, but then quickly relapse, so that people have lost all their previous work, then it is particularly important to prevent its recurrence. 1, pay attention to keep warm, do not catch a cold. Because local infection is often an important cause of psoriasis, so it should be actively treated. 2, strengthen nutrition, light diet, do not drink alcohol. Because each recurrence of the disease has a large number of scales off, the body loses a large amount of protein, resulting in physical weakness, but can not eat spicy food, can not drink alcohol, otherwise it is easy to induce the recurrence of the disease. 3, moody, do not depressed tension. According to clinical observations, long-term depression and tension because of the disease is more likely to relapse, so to maintain an optimistic mood, moody. 4, late autumn before winter, take medicine in advance to prevent. Because the disease is prone to recurrence in winter, so the disease is prevented before the disease. Chinese medicine believes that autumn is the lung, the lung is the main skin, lung health is strong, the skin is not easy to attack, it can prevent its recurrence. 5. Go to the hospital immediately when there are new skin lesions. Through our observation, when the skin lesions are just about to issue, timely treatment can prevent their expansion, and it is easy to treat. I believe that if you can follow the above methods, then the cycle of recurrence will be significantly prolonged. The treatment of psoriasis will not let one’s previous work go to waste.