There are many diseases that cause coughing and feeling uncomfortable in the airways, such as bronchitis and bronchial asthma, etc., which need to be treated after the cause of the disease is clarified. 1. Bronchitis: generally mild systemic symptoms, but may have fever symptoms, common symptoms for cough, cough sputum, if the bronchial spasm, will also appear chest tightness shortness of breath and other symptoms. Bronchitis is mostly caused by infection, need to clarify the causative agent, anti-infection treatment. 2. Asthma: The typical symptom of bronchial asthma is episodic expiratory dyspnea with rales. Coughing and shortness of breath may be present. The attacks are usually worse at night and in the early hours of the morning. Asthma has many causative factors, and the principle of treatment is based on drug control and relief, which is difficult to cure. There are many causes of cough and airway discomfort, it is recommended to go to the regular hospital in a timely manner to improve the relevant examination, to clarify the cause of the disease, and standardized treatment under the guidance of the doctor.