
Samsung
To use it, first make sure your watch has a snug fit and place your arm on a flat surface. After you open the Samsung Health Monitor app, place your fingertip on the top button and your watch will take an ECG reading. You’ll be able to log any related symptoms you have, such as fatigue or dizziness, and send a report to your healthcare provider from a compatible Galaxy phone.
The Galaxy Watch 3 has a string of other health-focused features, some of which have made their way to the Galaxy Watch Active 2. Apple added a similar ECG function to Watch Series 4 in 2018.
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