Right chest tightness and discomfort may be caused by physiological factors, lung diseases, cholecystitis, abdominal organ lesions, cardiovascular diseases and other reasons. 1. Physiological factors: due to frequent poor rest, insomnia, excessive stress, emotional excitement and other reasons, may lead to the right chest stuffy discomfort, accompanied by panic, dizziness, sweating and other symptoms. 2. Lung disease: If you suffer from lung disease, such as emphysema, chronic obstructive pulmonary disease, pulmonary herpes, etc., it may lead to right chest tightness and discomfort. 3. Cholecystitis: In patients with cholecystitis, biliary colic may lead to nerve pulling pain, which may cause right chest tightness and discomfort. 4. Abdominal organ lesions: If there are lesions in the abdominal organs, such as enlarged liver, abdominal cavity, ascites, etc., the symptoms of chest tightness and shortness of breath can also occur. 5. Cardiovascular diseases: such as coronary heart disease, due to coronary artery stenosis, blockage caused by insufficient blood supply to the myocardium, chest tightness, shortness of breath, chest pain symptoms. Right chest tightness uncomfortable, it is recommended that the patient promptly go to the hospital, under the guidance of the doctor for a detailed examination, a clear diagnosis and then treatment.