1, to ensure that there is enough rest, but also pay attention to keep warm, to avoid cold, to prevent various infections. Pay attention to climate change, especially in winter and spring, the temperature changes dramatically, timely increase and decrease clothing to avoid aggravating the disease after cold. 2, to have a comfortable living environment. The room should be quiet, keep clean and hygienic, the air should be fresh, moist and circulating, avoid smoke, perfume, air fresheners and other stimulating factors with strong odor, also avoid inhaling too cold, too dry, too wet air. 3, diet, diet should be light, easy to digest, mainly liquid or semi-liquid, eat more fruits and vegetables, drink more water, avoid spicy, sour, hemp, spicy, fried food and eggs, fish, shrimp and other foods that can easily induce asthma. Do not eat stimulating food. In general, the diet should be characterized as diverse, reasonably matched, nutritious, appropriately proportioned, and suitable for digestion and absorption. 4.Mentally, you should maintain a happy and optimistic mood and prevent mental stimulation and excessive mental tension. This requires you to have an open-minded and cheerful attitude to life, that is, to maintain a happy spirit, we must cultivate the idea of “contentment and happiness”, not excessive pursuit of fame, fortune and enjoyment to appreciate the truth that “more than the top is not enough, more than the bottom”, so that you can feel life and Psychological satisfaction. Keep your spirit happy and arrange your daily life in a colorful way. 5. Stay away from exogenous allergens such as: some flowers and plants (especially for those who are allergic to pollen), bedding filled with allergy-prone items such as feathers or old lint, pillows, birds, animals (pets or experimental breeders), wood (redwood dust, cork processing), sugar processing, mushroom farming, cheese, wine processing, moldy straw exposure, water sources (hot water pipes, air conditioners, humidifiers, sauna baths) and Agricultural pesticides or herbicides, etc.