Apple Watch Electrocardiogram (ECG): 5 Things You Need to Know!

One of the most notable new features of the Apple Watch Series 4 is its ability to take an on-the-spot electrocardiogram, or ECG, reading. But while it was announced back in September, the feature’s release was delayed. Now, it’s finally here.

ECG support for the Apple Watch (and connected iPhones) officially launched last week with the release of watchOS 5.1.2 and iOS 12.1.2 in some regions. Continue reading to learn 5 Things You Should Know About the Apple Watch Series 4’s ECG!