The sinoatrial (SA) node is the natural pacemaker of the heart. It generates electrical impulses that cause the heart’s chambers to contract, setting the heart rate. The SA node typically generates 60 ...

Background A routine sports evaluation identified constant alternation between a junctional and idioventricular rhythm in a 9-year-old child. During exercise testing, electrography demonstrated that ...

A clinical trial showed that a nasal spray that patients administer at home, without a physician, successfully and safely treated recurrent episodes of a condition that causes rapid abnormal heart ...

Extract: The electrocardiograms of 26 patients with persistent left superior vena cava (SVC) draining into the coronary sinus were reviewed. Left axis of P waves between +15 and −29 degrees was ...

Arrhythmia is an irregular heart rhythm. The condition is usually not serious, but when it is, treatment is generally effective. Share on Pinterest Jasmin Merdan/Getty Images It’s common for children ...

Alternative therapies may be a potential treatment for arrhythmia when used alongside medical treatments. An arrhythmia is an irregular heartbeat. The heart may beat too quickly, too slowly, or ...

The correct answer is sinus pause due to sinus node exit block. The rhythm is regular at a rate of 80 beats/min, although two long RR intervals (└┘) with a rate of 40 beats/min are present in the ...

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 ...

A widow is suing Centerpoint Medical Center in Independence after alleging doctors ignored her husband’s abnormal heart readings before his surgery, where he died after, a lawsuit alleges. A widow is ...

The Apple Watch introduced electrocardiogram (ECG) heart measurements in 2018, and the feature has been saving lives ever since. Available on the Apple Watch Series 4-11 and Ultra 1-3, ECG readings ...

Apple has announced that watchOS 5.1.2 will be publicly released today and will enable the long-awaited ECG app on Apple Watch Series 4 models in the United States. The update will also enable ...