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Basic Anatomy of the Heart

Anatomy and Function of the Heart's Electrical System

Anatomy and Function of the Coronary Arteries

Anatomy and Function of the Heart Valves

Cardiac Diagnostic Tests

Vital Signs

Cardiac Procedures

Cardiac Rehabilitation

Cardiac Conditions and Diseases

Stroke (Brain Attack)

Vascular Conditions and Diseases

Preventing Cardiovascular Disease

The cardiovascular system is made up of the heart and blood vessels. Cardiovascular diseases (CVD) include coronary heart disease (coronary artery disease, ischemic heart disease), stroke (brain attack), high blood pressure (hypertension), and rheumatic heart disease. Click on the links above to learn more about this topic.

Picture of an electrocardiogram strip

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Stroke and Heart Disease

Every part of your body, including your heart and your brain, needs oxygen to work. Oxygen is carried in the blood. Blood vessels called arteries carry oxygen-rich blood throughout the body. Both heart attack and stroke are due to problems in the arteries. The same factors that cause heart disease can make you more likely to have a stroke.