Forbes May 10, 2023
The FDA has cleared a Samsung Galaxy Watch feature that monitors for signs of atrial fibrillation throughout the day, as announced on the Samsung website.
The Irregular Heart Rhythm Notification (IHRN) feature complements the electrocardiogram (ECG) readings already available in watches like the Galaxy Watch 5.
The classic method to check for signs of atrial fibrillation in a wearable involves analysis of the electrical signals of the heart. You lightly touch the home button, which acts as an electrode, as do metallic contacts on the back of the watch, completing a circuit through the body.
ECG features like this in wearables are great, but they rely on active participation in the process and staying very still for a good 30...
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