what is cardiologist do
Cardiologist Education & Training, Examination & Certification. A cardiologist is a physician who is certified to treat problems of the cardiovascular systemâthe heart, arteries, and veins. Cardiology is classified as an internal medicine subspecialty. Knowledge of internal medicine and other specialties is required to obtain certification.
Sometimes heart murmurs or ECG changes need the evaluation of a cardiologist. Cardiologists help victims of heart disease return to a full and useful life and also counsel patients about the risks and prevention of heart disease.