There are many causes of chest pain . A serious form of chest pain is angina , which is a symptom of heart disease and results from inadequate oxygen supply to the heart muscle. Angina can be caused by coronary artery disease or spasm of the coronary arteries. Chest pain can also be due to a heart attack ( coronary occlusion ), aortic aneurysm dissection, myocarditis , esophageal spasm, esophagitis , rib injury or disease, anxiety , and other important diseases. Do not try to ignore chest pain and "work (or play) through it." Chest pain is a warning to seek medical attention.