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Cardiologists are medical doctors who specialize in heart and blood vessel disease. They help patients prevent diseases as well as diagnose and treat those who already have them. Aspiring cardiologists need to obtain their bachelor's degree and then enroll in a medical school program.What is a cardiologist Doctor?
A cardiologist is a medical doctor who specializes in treating problems of the heart, arteries, and veins, collectively known as the cardiovascular system. Conditions that may require the attention of a cardiologist include shortness of breath, chest pains (angina), and dizzy spells.