Read more about heart valves and how they help blood flow through the heart. Learn about the symptoms, causes, risk factors, and treatments for heart failure. Mar 24, 2022 · Heart failure is a condition that occurs when your heart can't pump enough blood for your body's needs. Your blood carries the oxygen and nutrients that your organs need to Jun 25, 2025 · Oxygen-poor blood from the body enters your heart through two large veins called the superior and inferior vena cava. Symptoms of heart disease in the blood vessels Coronary artery disease is a common heart condition that affects the major blood vessels that supply the heart muscle. This system is a network of blood vessels, such as arteries, veins, and capillaries, that carries blood to and from all areas of your body. . It is also sometimes called coronary artery disease or ischemic heart disease. A panel of experts from the National Heart, Lung, and Blood Institute and community-based organizations will highlight the impact of heart disease on specific populations across the U. The blood enters the heart's right atrium and is pumped to your right ventricle, which in turn pumps the blood to your lungs.

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