Diseases & Health Conditions
Educational information about diseases, symptoms, and related treatments
Angina
About angina Angina is chest pain that happens when the heart muscle doesn't get enough blood. This...
Atrial fibrillation
Atrial fibrillation (AF) is a common irregular heartbeat (arrhythmia). In AF, the heart's upper cha...
Cardiac arrest
Cardiac arrest is what happens when the heart suddenly stops pumping blood around the body. When thi...
Congenital heart disease
About congenital heart disease Congenital heart disease is the general name for a group of birth de...
Coronary heart disease
What is coronary heart disease? Coronary heart disease, or CHD, is what doctors call it when the bl...
Heart attack
What is a heart attack? A heart attack happens when the blood supply to part of the heart muscle is...
Heart block
Electrical signals control the heartbeat. Heart block happens when these signals get interrupted.
Heart disease
Heart disease is not one illness. It covers a range of conditions that affect the heart, and they fa...
Heart failure
Heart failure is a condition where your heart cannot pump blood around your body as well as it shoul...
Heart palpitations
Palpitation means you become aware of your own heartbeat. Your heart may feel like it's pounding, fl...
High blood pressure (hypertension)
Blood pressure is the force of blood pushing against the artery walls. Arteries are the vessels that...
High cholesterol
Cholesterol is a fatty substance. Your liver makes it, and some of the food you eat contains it too....
Inherited heart conditions
Inherited heart conditions, sometimes called inherited cardiac conditions (ICC), are a group of hear...
Recovering from a cardiac arrest
Recovery after a cardiac arrest looks different for everyone. It usually happens in stages, starting...
Sudden arrhythmic death syndrome (SADS)
Sudden arrhythmic death syndrome (SADS) refers to a sudden, unexpected death caused by cardiac arres...
Supraventricular tachycardia
Supraventricular tachycardia (SVT) causes the heart to suddenly beat much faster than normal. It ca...
Wolff-Parkinson-White syndrome
Wolff-Parkinson-White syndrome is a heart condition that affects the heart rhythm. It does not alway...