|
- How the Heart Works - What the Heart Looks Like | NHLBI, NIH
Your heart is in the center of your chest, near your lungs It has four hollow chambers surrounded by muscle and other heart tissue The chambers are separated by heart valves, which make sure that the blood keeps flowing in the right direction Read more about heart valves and how they help blood flow through the heart
- Heart disease - Symptoms and causes - Mayo Clinic
Symptoms Heart disease symptoms depend on the type of heart disease 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 A buildup of fats, cholesterol and other substances in and on the artery walls usually causes coronary artery
- How the Heart Works - How Blood Flows through the Heart | NHLBI, NIH
Oxygen-poor blood from the body enters your heart through two large veins called the superior and inferior vena cava The blood enters the heart's right atrium and is pumped to your right ventricle, which in turn pumps the blood to your lungs
- How the Heart Works - NHLBI, NIH
The heart is an organ about the size of your fist that pumps blood through your body It is made up of multiple layers of tissue Your heart is at the center of your circulatory system 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 Your blood carries the oxygen and nutrients that your organs need to
- How the Heart Works - How the Heart Beats | NHLBI, NIH
Your heartbeat is the contraction of your heart to pump blood to your lungs and the rest of your body Your heart's electrical system determines how fast your heart beats
- Cardiomyopathy - Symptoms and causes - Mayo Clinic
Overview Cardiomyopathy (kahr-dee-o-my-OP-uh-thee) is a disease of the heart muscle It causes the heart to have a harder time pumping blood to the rest of the body, which can lead to symptoms of heart failure Cardiomyopathy also can lead to some other serious heart conditions There are various types of cardiomyopathy The main types include dilated, hypertrophic and restrictive
- Heart disease - Diagnosis and treatment - Mayo Clinic
Learn about symptoms, causes and treatment of cardiovascular disease, a term describing a wide range of conditions that can affect the heart
- Coronary Heart Disease - Risk Factors | NHLBI, NIH
Coronary heart disease is the leading cause of death for both men and women in the United States Men’s risk for coronary heart disease starts to increase significantly around age 45 Before menopause, women have a lower risk of coronary heart disease than men Around age 55, the risk for women increases more rapidly
|
|
|