What are some various causes of chest pain?

Chest pain. Cardiac- heart attack, pericarditis, aneurysm, coronary artery disease noncardiac- costochondritis, shingles, intercostal neuralgia, gall bladder diseases, pleurisy, pneumonia, acid reflux, esophageal spasm.
Chest pain. Chest pain. The first thing you may think of is heart attack. Certainly chest pain is not something to ignore. But you should know that it has many possible causes. In fact, as much as a quarter of the U.S. Population experiences chest pain that is not related to the heart. Chest pain may also be caused by problems in your lungs, esophagus, muscles, ribs, or nerves, for example. Some are serious.