This 81 year old woman presents to her GP with blackouts lasting a few seconds. What does her ECG show? A Sinus rhythm with Mobitz I second degree (Wenckebach) AV block The ECG shows consistent p ...

Those changes are often easy to dismiss, such as chest tightness, palpitations, or dizziness. You may also feel a heartbeat ...

Sarah Mitroff has worn many hats at CNET, including Senior Mobile Editor and Managing Editor of Health and Wellness. Currently, she is a freelance editor. Throughout her career, she's written about ...

The Apple Watch Series 4's transformation from miniature iPhone and fitness tracker to medical device is now complete with the release of the ECG (electrocardiogram) app and irregular heart rhythm ...