Samsung is still working on the Galaxy Watch Active 2's ECG support
Samsung Galaxy Watch Active 2 review: A sleek smartwatch that's better value than the Galaxy Watch 3 - CNET
Samsung Health Monitor Smartwatch App | Samsung UK
How to enable ECG on the Samsung Galaxy Watch 3, Watch Active 2 paired with non-Samsung phones
Samsung update brings the Galaxy Watch 3 and Active 2 ECG and blood pressure features to more places - PhoneArena
Samsung Health Monitor Smartwatch App | Samsung UK
Samsung Expands Vital Blood Pressure and Electrocardiogram Tracking to Galaxy Watch3 and Galaxy Watch Active2 in 31 More Countries – Samsung Global Newsroom
Samsung Galaxy Watch Active 2 review: A sleek smartwatch that's better value than the Galaxy Watch 3 - CNET
FDA-Cleared Electrocardiogram Monitoring App is Available Starting Today on Galaxy Watch3 and Galaxy Watch Active2 in the New Samsung Health Monitor App - Samsung US Newsroom
galaxy watch active 2 finally getting update! : r/GalaxyWatch
ECG For Galaxy Watch Active 2 IS Finally HERE!!! GET BP And ECG For Samsung Galaxy Watch Active 2 - YouTube
Samsung's Galaxy Watch 3 and Active 2 can now take EKG readings in the US - The Verge
The EKG feature on Samsung's Galaxy Watch 3 got FDA clearance just in time - CNET
Samsung Galaxy Watch Active 2 review: Our updated 2021 test - Wareable