Apple Watch Series 4 Health Features
The New Apple Watch Is Basically a Heart Doctor For Your Wrist — Here's the Lowdown
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As someone who needs to keep an eye on post-chemo effects on my heart condition every year, AFib detection and ECG on the Watch are HUGE. The fact that Apple went to such lengths is just incredible. #AppleEvent
— Federico Viticci (@viticci) September 12, 2018