A little pain in the middle of the chest every day may be caused by reflux esophagitis, bronchitis and coronary heart disease. 1. Reflux esophagitis: Reflux esophagitis can cause burning pain in the middle of the chest, due to reflux of stomach contents, pain in the middle of the chest after meals, accompanied by heartburn, acid reflux and other symptoms. 2. Bronchitis: Bronchitis seriously affects the pleura, causing pain in the middle of the chest. When bronchitis produces severe coughing, the pain in the middle of the chest is also caused by the bruising injury, and the patient usually has fever and other symptoms. 3. Coronary heart disease: coronary heart disease is due to coronary artery stenosis or arterial occlusion caused by a disease, this disease in the early stages of no obvious symptoms, may occur after strenuous activities in the anterior chest area colic symptoms, usually in the rest can be relieved, the symptom is obvious when the chest can appear every day boring pain discomfort. When the symptoms of pain in the middle of the chest exist for a long time, you should go to the hospital for examination and treatment in a timely manner to avoid aggravation of the condition.