The new Apple Watch Series 3 comes with more than cellular connectivity. Apple will be working with Stanford and American Well to determine abnormal heart rhythms. The condition they are looking for is atrial fibrillation which effects tens of millions of people and can be related to strokes and blood clots. There were also be heart rate alerts for elevated HR levels when not active and a new Heart Rate app on watchOS 4.
“We started working on the Apple Watch several years ago,” he said, and one goal was “performing some measurements of your health that people were not measuring, at least continually. Like your heart. Very few people wore heart monitors. We’re extremely interested in this area. And yes it is a business opportunity.”