Do you often feel a nagging pain in your chest? It’s time you stop blaming indigestion and heart burn for the same. You could have an anginal attack. What is angina? Angina is the medical term used to describe chest pain originating from the circulatory system and the heart. It is not a disease or condition by itself. It is rather a crucial symptom that indicates an underlying heart disease. Causes and types of angina ‘Angina is chest discomfort caused due decreased oxygen supply to a part of the heart muscle. It is caused due to partial or complete obstruction