It is very easy to catch a cold after blowing wind, and the body’s resistance can easily drop after catching a cold, thus aggravating the symptoms of cold. Coughing and coughing may already exist during a cold, and if you blow the wind, you will be stimulated by cold air. This can easily lead to bronchial constriction, which can lead to bronchitis, or aggravate the symptoms of coughing, so you should not blow the wind during the cold. During a cold, especially after sweating, you should not blow the wind. After sweating, the pores are open, so if you blow the wind, the cold will easily invade your body and aggravate the symptoms of the cold. During the cold period, you must protect yourself from the cold, keep warm, minimize sweating, eat more fresh fruits and vegetables rich in vitamin C, take more rest and drink more water. If the situation is serious, you should use cold medicine as soon as possible to relieve, for example, adults can use aminogalactone capsules or vitamin C silver warp tablets.