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The newest version of the Apple Watch will feature a heart monitor app that can do a form of an electrocardiogram. Many have greeted this announcement as a great leap forward for health. The president of the American Heart Association even took part in the product launch.
For a more measured response, it’s worth looking at potential downsides, and it turns out there are a few.
The upside potential is twofold. First, doctors could monitor — at a distance — how patients with known heart problems are functioning outside the office. Second, the device could diagnose heart problems in people who don’t
