A cardiac stress test shows how your heart works during physical activity. Vienybe/Dreamstime/TNS Heart health is an essential part of your overall health and well-being. Your primary care provider ...

The rhythm is regular at a rate of 130 beats/min. A P wave occurs before each QRS complex (+) with a stable PR interval (0.14 sec). The P wave is positive in leads I, II, aVF, and V4-V6. This is a ...

(Reuters) - Testing electrical activity of the heart using an electrocardiogram is unlikely to help doctors figure out who is at risk of coronary heart disease, according to recommendations from a U.S ...

Since the Apple Watch Series 4 was announced in September, one of its most anticipated functions has been the promise to perform a mobile electrocardiogram (ECG or EKG) whenever a consumer wants. The ...

Utah health system Intermountain Healthcare -- and other, as yet unknown providers -- appear to be investigating AliveCor's smartphone ECG device in a clinical context, to determine whether the iPhone ...

Apple says its new ECG application and the ability to notify the user of an irregular heart rhythm have been in the works for years. It was an outpouring of feedback from users of the Apple Watch ...