The Patent behind the Apple Watch Series 5 ECG Feature surfaced today at the U.S. Patent Office - Patently Apple
![ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple](https://www.apple.com/newsroom/images/product/watch/standard/Apple-iPhone-watch-ecg-de-screen-03272019_big.jpg.large.jpg)
ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple
![Amazon.com: Apple Watch Series 8 [GPS + Cellular 41mm] Smart watch w/ (PRODUCT)RED Aluminum Case w/ (PRODUCT)RED Sport Band-M/L. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant : Amazon.com: Apple Watch Series 8 [GPS + Cellular 41mm] Smart watch w/ (PRODUCT)RED Aluminum Case w/ (PRODUCT)RED Sport Band-M/L. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant :](https://m.media-amazon.com/images/I/71iyl3nJaDL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Apple Watch Series 8 [GPS + Cellular 41mm] Smart watch w/ (PRODUCT)RED Aluminum Case w/ (PRODUCT)RED Sport Band-M/L. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant :
![watchOS 5.1.2 for Apple Watch now available with ECG app, new Infograph complications, more - 9to5Mac watchOS 5.1.2 for Apple Watch now available with ECG app, new Infograph complications, more - 9to5Mac](https://9to5mac.com/wp-content/uploads/sites/6/2018/12/ecg-apple-watch.jpg?quality=82&strip=all)
watchOS 5.1.2 for Apple Watch now available with ECG app, new Infograph complications, more - 9to5Mac
![Changing Your Apple Watch or iPhone's Region Won't Enable ECG App Outside of United States - MacRumors Changing Your Apple Watch or iPhone's Region Won't Enable ECG App Outside of United States - MacRumors](https://images.macrumors.com/t/CsR1yAM6d79fwJ2BPqP5a3DPbDQ=/1600x1200/smart/article-new/2014/09/applewatchseries4ecgfeature.jpg)