A "quasi-standard" multilead ECG can be recorded using just the Apple Watch, a report showed. The ECG function on the Watch is designed to monitor electrical activity of the heart in the direction ...

[Dániel Buga], for instance, designed a compact ECG system the size of a credit card, cleverly dubbed Card/IO, that clearly demonstrates how to implement a single-lead ECG.

Getting up to speed with competitor Apple, Fitbit has gained medical device clearances in the U.S. and Europe for its smartwatch electrocardiogram app. | Getting up to speed with competitor Apple ...