With new EKG monitor and Heart Study app, Apple Watch could one day save your life

We’ve all heard stories about how Apple Watch has helped people lose weight and get in shape, but two new initiatives could turn it into an essential, life-saving tool.

Back when Apple Watch Series 3 was announced in September, COO Jeff Williams talked about a new joint study with Stanford Medicine that will use Apple Watch to detect arrhythmia, or irregular heart rhythms, and notify users who may be experiencing atrial fibrillation (AFib). Now Apple is ready to open it up to the public via the Apple Heart Study app.

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