Autumn and winter is the season of psoriasis prone to recurrence, the dry and cold climate and dirty air have a certain impact, there are the following points to note: 1, keep warm, must pay attention to insulation, control the indoor temperature, go out to pay attention to warm measures, and pay attention to the protection of joint parts. 2.Prevent cold, cold often triggers or aggravates psoriasis, drink more water in autumn and winter, wash hands regularly, go to less crowded places, strengthen aerobic exercise, enhance resistance. 3, moderate diet. Autumn and winter festival hot pot more, psoriasis patients in moderation, it is best to avoid spicy stimulation, beef and mutton and seafood in moderation, eat more vegetables and fruits and cereals. 4, avoid smoking and alcohol. 5, external use of mild and moisturizing skin cream to enhance skin resistance. 6.If there is a relapse seek medical attention early, so as not to aggravate the disease.