Heart Palpitations Directory
Heart palpitations can be the result of stress or too much caffeine. They can also be a sign of a heart problem such as a heart rhythm disorder. While infrequent palpitations may not be a sign of something serious, any unusual heart rhythms that recur should be evaluated by a doctor. Follow the links below to find WebMD's comprehensive coverage about how palpitations are caused, treatments for palpitations, and much more.
WebMD explains the causes and treatment of heart palpitations, or fast or irregular heart beats.
Ventricular Tachycardia-Topic Overview
If you have supraventricular tachycardia (SVT), go to the topic Supraventricular Tachycardia.What is ventricular tachycardia?Ventricular tachycardia is a fast heart rhythm that starts in the lower part of the heart (ventricles). If left untreated, some forms of ventricular tachycardia may worsen and lead to ventricular fibrillation, which can be life - threatening. What causes ventricular ...
Supraventricular Tachycardia-Topic Overview
Atrial fibrillation is the most common type of supraventricular tachycardia. For information on this condition, see the topic Atrial Fibrillation. If you have ventricular tachycardia, see the topic Ventricular Tachycardia.What is supraventricular tachycardia?Supraventricular tachycardia (SVT) is an abnormal fast heart rhythm that starts in the upper chambers, or the atria, of the heart. ...
What Are Heart Rhythm Disorders (Arrhythmias)?
Learn the causes, symptoms, and types of arrhythmias, which are changes in your heart rhythm that can be brought on by things like stress, disease, or certain medications.
Slideshows & Images
Slideshow: A Visual Guide to Heart Disease
WebMD provides a visual overview of heart disease, including symptoms to watch for, diagnostic tests, treatments, and prevention strategies.
Slideshow: A Visual Guide to Atrial Fibrillation
See inside a heart during atrial fibrillation. Pictures show the causes, tests, and treatments for this common heart rhythm problem through illustrations and photos.