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Samsung's Galaxy Watch 4 and Watch 5 series will soon get irregular heartbeat monitoring functionality. The feature was approved by the FDA but it will arrive on upcoming Galaxy Watch devices first.

According to research published by the Texas Heart Institute Journal, the Apple Watch holds the potential to diagnose symptoms of an early heart attack in users, although more research is needed.

The UK has approved KardiaMobile for use in the NHS. The device drastically reduces the complexity of ECG tests by eliminating sticky electrodes and wires from the procedure and allows for home tests.

Apple released iOS 14.4 with minor new features such as support for scanning small QR codes, Bluetooth device categorization, and other fixes. watchOS 7.3 adds a new Unity watch face.

Samsung has announced that its Galaxy Watch3 and Galaxy Watch Active2 have been certified for blood pressure monitoring and ECG in more countries, where the feature will be available soon.

Samsung has announced that the electrocardiogram feature for the Galaxy Watch3 and Galaxy Watch Active2 is now available in the U.S. following approval from the Food and Drug Administration.

Fitbit is set to roll out the ECG app on its Sense smartwatch next month to select countries after securing approval from the U.S. Food and Drug Administration and the EU's regulators.

Samsung has delayed the release of the ECG feature on the Galaxy Watch Active2 as it needs more time to optimize the technology. It has not provided any new timeframe for the rollout.

Alphabet's Verily has received FDA approval for its health watch for use as an ECG. The study watch is being created to gain insight into conditions such as Parkinson's disease and PTSD.