Cardiologists are doctors who specialize in diagnosing and treating diseases or conditions of the heart and blood vessels the cardiovascular system. You might also visit a cardiologist so you can learn about your risk factors for heart disease and find out what measures you can take for better heart health. Cardiology is a complex field, so many cardiologists specialize in different areas. All cardiologists are clinical cardiologists who focus on the diagnosis, medical management (use of medicines), and prevention of cardiovascular disease.
Cardiology is a medical specialty and a branch of internal medicine concerned with disorders of the heart. It deals with the diagnosis and treatment of such conditions as congenital heart defects, coronary artery disease, electrophysiology, heart failure and valvular heart disease. Subspecialties of the cardiology field include cardiac electrophysiology, echocardiography, interventional cardiology and nuclear cardiology.