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  1. 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 condition that affects …

  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. How the Heart Works - How Blood Flows through the Heart | NHLBI, NIH

    Jun 25, 2025 · 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 …

  4. 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 …

  5. 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 …

  6. Omega-3s for heart health? Exploring potential benefits and risks

    Oct 22, 2024 · NHLBI feature article explores the potential benefits and risks of omega-3 supplements, including fish oil, for heart health.

  7. Heart arrhythmia - Symptoms and causes - Mayo Clinic

    Oct 13, 2023 · Coronary artery disease, other heart problems and previous heart surgery. Narrowed heart arteries, a heart attack, heart valve disease, prior heart surgery, heart failure, cardiomyopathy …

  8. Atrial tachycardia - Symptoms and causes - Mayo Clinic

    Atrial tachycardia risk factors include: Heart conditions such as coronary artery disease, heart valve disease and other heart diseases. Heart failure. Heart condition present at birth, called a congenital …

  9. Types of Heart Inflammation - NHLBI, NIH

    Oct 11, 2023 · Pericarditis, myocarditis, and endocarditis are types of heart inflammation, which is your body’s response to infection or injury to the heart. Learn more about each type and how they affect …

  10. 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 …