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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 …

  2. How the Heart Works How Blood Flows through the Heart

    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 …

  3. 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 …

  4. Spotlight on UPFs: NIH explores link between ultra ... - NHLBI, NIH

    Mar 5, 2025 · In addition to heart disease, studies have linked UPFs to weight gain, hypertension, type 2 diabetes, chronic obstructive pulmonary disease, cancer, and other problems. Studies …

  5. 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.

  6. 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 …

  7. 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 …

  8. Cardiovascular Medicine in Phoenix - Mayo Clinic

    Jan 17, 2024 · The cardiology and cardiovascular medicine team at Mayo Clinic in Phoenix, Arizona, specializes in treatment of complex heart and vascular conditions.

  9. Atrial fibrillation - Symptoms and causes - Mayo Clinic

    Oct 3, 2025 · Atrial fibrillation (AFib) is a heart rhythm disorder. In a typical heart, a group of cells called the sinus node sends electrical signals that start each heartbeat. The signals go across …

  10. Heart failure - Symptoms and causes - Mayo Clinic

    Jan 21, 2025 · Heart failure occurs when the heart muscle doesn't pump blood as well as it should. Blood often backs up and causes fluid to build up in the lungs and in the legs. The fluid …