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Apple Watch irregular heartbeat detection features debut in 19 markets including UK, Hong Kong | South China Morning Post
![My Apple Watch accurately detected atrial fibrillation today. Haven't been in an ER in decades, but this pushed me to go get checked out. : r/ AppleWatch My Apple Watch accurately detected atrial fibrillation today. Haven't been in an ER in decades, but this pushed me to go get checked out. : r/ AppleWatch](https://external-preview.redd.it/my-apple-watch-accurately-detected-atrial-fibrillation-v0--v-qGQ9a6_KN7HIzl5vr-4dzAco9VmbX-BixX4GnfIU.jpg?auto=webp&s=a14a0d548e4158c3349cce63205b62de04c81c49)
My Apple Watch accurately detected atrial fibrillation today. Haven't been in an ER in decades, but this pushed me to go get checked out. : r/ AppleWatch
![Stanford, Apple describe heart study with over 400,000 participants | News Center | Stanford Medicine Stanford, Apple describe heart study with over 400,000 participants | News Center | Stanford Medicine](http://med.stanford.edu/content/dam/sm-news/images/2018/11/apple-study-watch.jpg)
Stanford, Apple describe heart study with over 400,000 participants | News Center | Stanford Medicine
![Want to know if you have an irregular heartbeat? Apple has an app for that - National | Globalnews.ca Want to know if you have an irregular heartbeat? Apple has an app for that - National | Globalnews.ca](https://globalnews.ca/wp-content/uploads/2015/07/apple-watch-sport.jpg?quality=85&strip=all)
Want to know if you have an irregular heartbeat? Apple has an app for that - National | Globalnews.ca
![Woman credits Apple Watch with saving life after AFib alert - Apple Watch Discussions on AppleInsider Forums Woman credits Apple Watch with saving life after AFib alert - Apple Watch Discussions on AppleInsider Forums](https://photos5.appleinsider.com/gallery/44114-85753-210830-AppleWatch-xl.jpg)
Woman credits Apple Watch with saving life after AFib alert - Apple Watch Discussions on AppleInsider Forums
![How to Check Which Version of the Irregular Rhythm Notification feature Your Apple Watch is Using - MacRumors How to Check Which Version of the Irregular Rhythm Notification feature Your Apple Watch is Using - MacRumors](https://images.macrumors.com/article-new/2022/03/apple-watch-irregular-rhythm1.jpg)