One of the more common clinical symptoms when coughing is usually caused by the patient's cold, pneumonia, bronchitis and pharyngitis. When coughing, it is easy to have chest tightness and shortness of breath. It is caused by the cold and pneumonia. Usually, patients sometimes have poor breathing, chest tightness and shortness of breath, and sore throat. At this stage, patients can go to the hospital to check their lungs to see if there is inflammation. Under the guidance of doctors, the effect of medication can be more obvious. The diet should be light as much as possible. Usually, you can drink more warm water to promote the metabolism of the body. When you go out, you should try to wear a mask to prevent cross infection of bacteria, which may aggravate the disease.