Brendan Docherty, MSc, RN, PGCE. Clinical Manager - Cardiology and Critical Care, Queen Elizabeth Hospital NHS Trust, London, and Honorary Fellow, Healthcare Research Unit, City University, London ...

The rhythm is either sinus rhythm or not sinus rhythm. Sinus rhythm refers to the origination of the electrical activity coming from the sinus node — also known as the sinoatrial node, or SA node.

The rhythm is regular at a rate of 42 beats/min. The first five QRS complexes are wide (0.14 seconds), with no P waves seen before or after. However, a P wave appears immediately before the fifth QRS ...

An electrocardiogram, also called an ECG or EKG, is a simple and painless test that measures the electrical impulses of your heart to check for signs of heart disease. It's done through small ...

Sometimes, an abnormal EKG reading is a normal variation in a person’s heart rhythm. In other cases, it may be due to an underlying heart condition or a reaction to medication. An electrocardiogram ...

New research examined a large-scale national registry of cardiac arrest cases to measure the effects of advanced airway management (AAM) on one-month outcomes after patients survived. The deep ...

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 ...

Researchers have developed a novel electrocardiogram (ECG) method that uses signals from the ear to check heart rhythm, making it easy for drivers, athletes and persons in the military to scan their ...