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December 25, 2018

Apple rolls out Watch 4 electrocardiogram and irregular heart rate features, but only in the US

The most interesting feature of the Apple Watch 4 is probably its ability to take electrocardiogram (ECG) readings. This is done using electrodes built into the Digital Crown and the case back. Apple showed this off at the Watch’s launch event in September but while the hardware to take ECGs has always been there, Apple…