Atrial fibrillation, or A-fib, is an irregular heart rhythm that increases a person’s risk of stroke, heart failure, and even premature death. While many risk factors contribute to A-fib, one stands ...

Arvind Sridhar does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Dr. Richard Page answers the question: 'What Causes Defibrillator To Fire?' — -- Question: What kind of heart rhythm problems will cause my defibrillator to fire? Answer: Your defibrillator is ...

A new study by a Yale researcher may support the use of a device for patients suffering from irregular heart rhythms. The Watchman is a catheter-delivered device that is permanently implanted in the ...

A junctional escape rhythm is when the heartbeat starts in a different part of the heart than it should. This type of arrhythmia may not need treatment, but a doctor does need to investigate the ...

Irregular heartbeat conditions affect millions of people worldwide, causing hearts to beat too fast, too slow, or with an uneven rhythm. These cardiac rhythm disturbances, medically known as ...

Your heart has been doing its job faithfully for years, beating steadily in the background while you go about your daily life. Then suddenly, you become acutely aware of every beat as it seems to ...