Atrial fibrillation occurs when action potentials fire very rapidly within the pulmonary veins or atrium in a chaotic manner. The result is a very fast atrial rate — about 400 to 600 beats per minute.

In order to use the EKG feature on the newly available Withings ScanWatch, people have to first get the tool unlocked through a prescription from a healthcare provider — a first for EKG-enabled ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Sometimes, a smartwatch ...

Simple, affordable, and attractive. Built-in ECG monitor. Waterproof. Connected GPS. Sleep tracker. No continual heart rate monitoring. Not great if you want to improve athletic performance in a ...

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The Withings Move ECG, the first hybrid smartwatch to measure clinical-grade heart rate data, is now available to do just that in Europe. After the French tech outfit unveiled the hybrid back in ...

Cardiologists at the Veterans Affairs Medical Center in Washington, DC, are testing a BlackBerry-based system that lets them read EKGs and prescribe treatment within three minutes, even when off-site, ...

This is quite an unusal ECG. The QRS morphology is unlike anything normally seen. Since it is upward concordent (all directed upward) in the precordial leads, which is one of the Brugada criteria for ...

The pocket-size AliveCor KardiaMobile 6L can take a six-lead ECG. Photo: Ed Hardy/Cult of Mac AliveCor’s KardiaMobile 6L promises to be much more accurate than the heart monitor built into Apple Watch ...