
Premature ventricular contractions (PVCs) - Mayo Clinic
Sep 20, 2025 · Some things, including heart diseases or changes in the body, can make cells in the lower heart chambers electrically unstable. Heart disease or scarring may cause the heart's electrical …
DASH Eating Plan | NHLBI, NIH
Jan 10, 2025 · The DASH eating plan, also known as the DASH diet, is a flexible and balanced eating plan that helps create a heart-healthy eating pattern for life. Learn more about the health benefits of …
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 …
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.
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 …
The release can cause a blood clot to form over the plaque, blocking blood flow through the artery—and causing a heart attack. When atherosclerosis affects the coronary arteries, the condition is called …
Left ventricular hypertrophy - Symptoms and causes - Mayo Clinic
Aug 6, 2024 · Left ventricular hypertrophy is a thickening of the wall of the heart's main pumping chamber, called the left ventricle. This thickening may increase pressure within the heart. The …
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 …
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 the upper …
Heart Valve Diseases - Causes and Risk Factors | NHLBI, NIH
Mar 24, 2022 · Heart valve diseases can either be present at birth (congenital) or acquired over time from another disorder or event such as an injury or illness. Learn about the causes of acquired and …