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  1. 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.

  2. What Is Coronary Heart Disease? - NHLBI, NIH

    Dec 27, 2024 · Coronary heart disease is a type of heart disease that occurs when the arteries of the heart cannot deliver enough oxygen -rich blood to the heart muscle due to narrowing from the …

  3. 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 unhealthy …

  4. Heart disease - Diagnosis and treatment - Mayo Clinic

    Aug 13, 2024 · Learn about symptoms, causes and treatment of cardiovascular disease, a term describing a wide range of conditions that can affect the heart.

  5. 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 can lead to …

  6. Heart Attack - Treatment | NHLBI, NIH

    Mar 24, 2022 · Your doctor or emergency medical personnel may start treatment even before they confirm that you are having a heart attack. Early treatment to remove the blood clot or plaque can …

  7. 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 and throughout your …

  8. 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 Approaches to Stop …

  9. 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.

  10. Who Needs a Total Artificial Heart? - NHLBI, NIH

    Apr 12, 2023 · The total artificial heart is approved for use as a bridge to a heart transplant for people with heart failure and other conditions that keep the heart from pumping blood.