One of the most notable features that Apple has introduced in recent years is ECG. Short for electrocardiogram, it is essentially the measurement of your heart's electrical activity and includes ...

Using the ECG on Apple Watch Series 4 is dead easy. Photo: Lewis Wallace/Cult of Mac Ed Dentel has become the poster child for the new ECG function of the Apple Watch. He installed the recent update ...

The electrocardiogram built into recent Apple Watch models isn’t likely to give wearers false notifications that they have atrial fibrillation, a potentially dangerous heart condition. A clean bill of ...

Most of us wear an Apple Watch to track our steps and respond to texts on the go, ignoring the more advanced features — but sometimes, those features could save your life. Rachel Manolo says the Apple ...

A study observed how well researchers could interpret ECG data from various wearables, and Apple Watch came out as the most favorable but is no better at detecting atrial fibrillation than others.