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Watch ECG Saved Dad's Life From Serious Heart Issues
4 Oct
Summary
- Smartwatch ECG alerted a father to atrial fibrillation.
- The alert prompted him to seek medical attention immediately.
- Doctors discovered and repaired serious underlying heart issues.

A 39-year-old father of four, Joseph Holycross, experienced intermittent racing heartbeats, which he attributed to caffeine and exhaustion. His wife, noticing unusual breathing, encouraged him to use the ECG feature on his Samsung Galaxy Watch4 Classic. The watch immediately indicated atrial fibrillation, a result Joseph initially doubted due to his age.
Despite his skepticism, Joseph went to the emergency room, bringing the watch's ECG recording. Doctors confirmed he was in AFib and subsequently discovered serious heart conditions that necessitated a week-long hospitalization and open-heart surgery. This experience transformed his view of the smartwatch from a mere communication device to a vital health monitoring tool.
Doctors warned Joseph that without intervention, he might not have reached age 45, emphasizing the potential for stroke or heart attack. The discovery also prompted genetic screening recommendations for his siblings and future screening for his children, as the heart issues might have a congenital component.
Samsung's ECG feature records heart activity for 30 seconds, capable of detecting sinus rhythm, AFib, and other irregularities. While not a replacement for professional diagnosis, it provides crucial information that, when taken seriously and discussed with a doctor, can lead to life-saving interventions, as demonstrated by Joseph's case.