Apple Watch 4's ECG feature is rolling out today
 

The Apple Watch 4 stole the show at the Apple event in September, in large part due to its built-in electrocardiogram (ECG). The smartwatch was touted as the first consumer device to pack the function -- which goes one further from detecting a low he...

https://www.engadget.com/2018/12/06/...atchos-update/