Spring is one of the seasons with a high incidence of respiratory diseases, and common respiratory diseases include colds, influenza, asthma, etc. Jia Qi, Chief Physician of the Respiratory Department at Longfu Hospital in Beijing, told reporters that spring is a period of frequent exchange of cold and warm air. In addition, there are many types of allergens floating in the air, leading to a high incidence of diseases such as allergic rhinitis and asthma in spring. In daily life, attention should be paid to enhancing the immune system of the respiratory system and preventing and treating respiratory diseases in spring. Experts say that personal hygiene and environmental hygiene should be valued, and hands should be washed frequently. Clothes and bedding should be washed and sun dried frequently; When changing clothes with the weather, pay attention to keeping them warm; Regularly ventilate indoors to maintain smooth air flow. People who are prone to allergies should minimize contact with foreign objects such as flowers, and try to wear masks, sunglasses, etc. when going out to avoid allergic reactions. Patients with obvious seasonal attacks can undergo medication prevention before the season arrives. "A reasonable diet can also improve immunity." Jia Qi said that daily intake of sufficient protein, such as lean meat, chicken, fish, and low-fat dairy products, can help improve a person's energy. Adequate intake of vitamins and inorganic salts is also necessary, such as fresh vegetables such as Chinese cabbage, rapeseed, persimmon peppers, tomatoes, and fruits such as citrus and lemon, which are rich in vitamin C and can enhance the body's immune system; Carrots, amaranth, and other yellow green vegetables are rich in vitamin A, which helps protect and enhance the upper respiratory mucosa and epithelial cells of respiratory organs. In addition, it is advisable to choose foods that are mild in nature and warm in nature. For example, grains should be mainly rice, corn, oats, and meat can be consumed with beef, pork, chicken, etc. Jia Qi reminds that during the high incidence season of epidemics, when you and your family experience symptoms such as fever, sore throat, etc., it is recommended to seek medical attention in a timely manner and receive scientific and targeted treatment. (Lai Xin She)