VIDEO: Compares Apple Watch 4 EKG to Hospital 12-Lead EKG

Image from C/NET video
C/NET.com has posted a very informative short video featuring Dr. Gregory Marcus at the UCSF Medical Center who compares a 1-lead ECG from the Apple Watch Series 4 to the results of a traditional hospital 12-lead electrocardiogram (ECG/EKG).
Hooked up to a traditional electrocardiogram monitor, C/NET Senior Editor Vanessa Hand Orellana uses an Apple Watch 4 app to take her 30 second ECG reading.
Compare ECGs: See comparisons of Vanessa’s readings from her 12-lead electrocardiogram (ECG) monitor and her Apple Watch ECG.


Learn the technology of how the Apple Watch captures the heart beat.
Dr. Marcus talks about appropriate uses of the Apple Watch ECG and the role of the electrocardiogram. (Note: Other wearable devices also let you take an ECG outside the doctor’s office.)
Go to video: Animations with location footage and on-camera interview. 4:26 min video. See the video–> Apple Watch EKG tested against a hospital EKG