Autumn and winter are seasons when psoriasis is prone to attack and recurrence. During this time, it is important to be vigilant, strengthen preventive measures, enhance the immunity of the body against bacteria and viruses, and try to avoid triggering psoriasis because of the cold. According to the survey, it is found that bacterial, especially type B hemolytic streptococcal infections, can easily induce punctate, arthritic and erythrodermic psoriasis. This situation is especially prominent among adolescent psoriasis patients, especially children, who can easily catch a cold and throat infection. As a major killer of psoriasis, wind and cold not only induce psoriasis, but also make people who have had psoriasis relapse and aggravate the condition of those who are suffering from it. The condition of psoriasis patients in daily life is aggravated by cold and flu, especially for those who have a sore throat. This is because some products of bacteria become super antigens that can activate T cells (a type of lymphocyte) and make them produce cytokines, which act on keratinocytes and promote excessive proliferation of keratinocytes, thus causing the aggravation of psoriasis patients. So, how do psoriasis patients prevent colds? First of all, keep warm, regulate the indoor temperature, try to keep the bedroom dry and ventilated, avoid stimulation of the skin by cold and heat, pay attention to taking the necessary warmth measures when going out, and pay attention to protecting the joint parts. Next, drink more water, wash your hands regularly, go to less crowded places, and strengthen aerobic exercise to enhance your resistance. If you have tonsillitis as a complication of a cold, you need to treat it actively to shorten the course of the disease as much as possible and avoid repeated inflammation of the tonsils. It is also important to develop good eating habits. A proper nutrition is the material basis for healthy skin, and the diet should be based on easily digestible foods rich in protein and vitamins. It is recommended to drink more water, eat more fresh fruits and vegetables, and develop good bowel habits; avoid fried food, shrimp and crab and other seafood and spicy and acidic food; eat hot pot in winter in moderation, avoid smoking, alcohol, coffee and strong tea; avoid eating or touching allergic foods, drugs and substances again. You can use some mild and moisturizing skin creams to enhance skin resistance. Finally, pay attention to the regulation of emotions and reduce mental stress. Insufficient sleep, excessive mental tension, emotional instability or excessive work pressure may contribute to the recurrence or aggravation of psoriasis, so you should learn to regulate your emotions, maintain sufficient sleep and maintain a good mental state. Winter psoriasis patients should also pay attention to 1, winter psoriasis patients is the basis of anti-freezing. The skin of the face, ears and hands of psoriasis patients is exposed, especially the ears are the {tips of the basal body, and there is little movement and poor blood circulation, and the skin is frostbitten by prolonged exposure to cold air. 2, winter psoriasis patients moisturizing is the focus. You can use an air humidifier or place a pot of water indoors, or place growing plants, drink more water, increase body water, pay attention to diet regulation, increase protein, vitamin-rich food. The temperature of washing face and bathing should not be too high, and glycerin can be added to the water. When cleansing the face, psoriasis patients can reduce the use of skin cleansing products or switch to products with weak skin cleansing power, take fewer baths, use less or no bath soap, and use moisturizing skin agents after bathing. 3, sunshine, but do not expose to the sun. As the sun’s ultraviolet rays can reduce the growth rate of muscle psoriasis treatment methods skin cells, the right amount of sunlight is a very good way. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. 4, diet should be balanced, eat more fresh vegetables, fruits, fish, poultry, lean meat, try to abstain from alcohol, coffee, strong tea and fried fried food. Drink more nourishing and light soup, such as silver fungus stew with rock sugar, papaya honey date pork bone casserole, etc. 5, give myself to reduce the pressure. Although not yet based, but many people do feel psoriasis expanding when they are under pressure. So, try to reduce your own pressure. In addition, try not to be depressed and tense for a long time in your life. You should keep your mind calm and emotionally relaxed.