Here's a step-by-step guide on how to use the new ECG functionality on Apple Watch Series 4 running watchOS 5.1.2 (or newer).
Great news Mac, Apple TV, and Apple Watch owners. Apple Inc. has finally taken the next step in its release schedule and pushed out the final versions of macOS 10.14.2, tvOS 12.1.1, and watchOS 5.1.2 into the public domain. All compatible hardware owners can download and install these releases right now!
