Easy to cough at the turn of spring and summer, may be related to allergic cough, bronchitis, cold and other reasons. 1. Allergic asthma: at the transition between spring and summer, it is easy to come into contact with pollen and other allergenic substances, which can lead to abnormal immunity of the body and cause symptoms of cough. 2. Bronchitis: in the transition between spring and summer, due to the weather changes, the body is poorly adapted, and is easily infected by viruses, bacteria and other pathogens, which can cause coughing. 3. Colds: At the transition between spring and summer, due to temperature changes, it is easy to cause colds and coughs. It is recommended that those who are prone to coughing at the transition between spring and summer should go to the hospital in time to clarify the cause of the disease and standardize the treatment under the guidance of the doctor in order to avoid delaying the condition.