
How the Heart Works - How the Heart Beats | NHLBI, NIH
Jun 25, 2025 · 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.
Heart disease - Symptoms and causes - Mayo Clinic
Aug 13, 2024 · 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 …
Coronary Heart Disease Risk Factors - NHLBI, NIH
Dec 27, 2024 · Your risk of coronary heart disease increases based on the number of risk factors you have and how serious they are. Some risk factors — such as high blood pressure and …
Cardiovascular Medicine - Department home - Mayo Clinic
The Department of Cardiovascular Medicine is one of the largest and most comprehensive heart practices in the world. It includes more than 240 experts in congenital heart disease in adults …
Cardiomyopathy - Symptoms and causes - Mayo Clinic
Feb 21, 2024 · 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 …
The Heart Truth® | NHLBI, NIH
The Heart Truth® Heart disease is the leading cause of death in the United States. But you can do a lot to protect your heart.
Take Action Toward Better Heart Health: | NHLBI, NIH
Take Action Toward Better Heart Health: Eat a Heart-Healthy Diet A healthy diet that is low in sodium and saturated fat is key to heart disease prevention. Try the highly rated Dietary …
Physical Activity and Your Heart - Benefits | NHLBI, NIH
Mar 24, 2022 · When done regularly, moderate- and vigorous-intensity physical activity strengthens your heart muscle. This improves your heart's ability to pump blood to your lungs …
Coronary Heart Disease Treatment - NHLBI, NIH
Dec 27, 2024 · Coronary heart disease treatment can include heart-healthy lifestyle changes, medicines, or procedures to help manage heart disease.
Heart Attack - Causes and Risk Factors | NHLBI, NIH
Mar 24, 2022 · What causes a heart attack? The most common cause of a heart attack is coronary artery disease, which is the most common type of heart disease. This is when your …