Withings' latest fitness watch has a built-in ECG
 

Smartwatches have long sought a killer app to make them something more than a toy for nerds and fitness fans. It may be that looking after our hearts, and keeping us out of the emergency room, is exactly what the devices were born to do. Withings is...

https://www.engadget.com/2019/01/06/withings-move-ecg/