The feeling that there is a blockage of air in the throat may be caused by reflux esophagitis, chronic bronchitis, mental and psychological factors. 1. Reflux esophagitis: mainly because of the reflux of gastric acid on the esophagus area caused by the irritation, thus causing the symptoms, the feeling of esophagus part of the foreign body sensation, like something blocked, but eating is not affected. 2. Chronic bronchitis: Long-term smoking, bacterial infection or inhalation of polluted gases can cause this disease, and there is an increase in secretions, thickening of the walls of the respiratory tract, which leads to the narrowing of the respiratory tract, and sometimes feel a sense of blockage in the throat. 3. Mental factors: may be due to mental overstress or excessive anger, often affect the respiratory airflow, feel a gas blockage. The throat feels blocked, may also be pharyngeal anisotropy, chronic pharyngitis caused by, first of all, pay attention to the timely calming of emotions, if the symptoms continue to be unable to alleviate, should be timely to the hospital, with the doctor to improve the examination of a clear diagnosis.