Check your heart rate on Apple Watch - Apple Support (CA)
Use Heart Rate on your Apple Watch to monitor your heart rate throughout the day.
Apple Watch Series 8 [GPS + Cellular 45mm] Smart Watch w/Silver
Apple Watch Series 9 - Apple (CA)
Heart health notifications on your Apple Watch - Apple Support (CA)
Record an electrocardiogram with the ECG app on Apple Watch
Buy Apple Watch Ultra - Apple (CA)
Apple Watch Series 8 review: the best Apple Watch gets better
Heart health notifications on your Apple Watch - Apple Support (CA)
Buy Apple Watch Series 9 - Apple (CA)
Apple Says It Will Remove a Health Feature From New Apple Watches
Healthcare - Apple Watch - Apple (CA)
Fitbit vs Apple Watch: Battle of the Fitness Smartwatches - Tech
The Top New Features in Apple's WatchOS 10: Device Compatibility
Apple WatchOS 9 (2022): New Features, How to Download
Apple Watch Series 9 - Apple (CA)