Hi there IdreamOfJeanne2,
Thanks for asking about the ECG feature.
Check here for availability in your region: ECG.
ECG requires the following software:
- The iPhone must have iOS 12.1.1 or later installed.
- The Apple Watch must have watchOS 5.1.2 or later installed.
For additional help with the ECG feature on your Apple Watch, take a look at these articles:
Heart health notifications on your Apple Watch - Apple Support
Taking an ECG with the ECG app on Apple Watch Series 4, Series 5, or Series 6 - Apple Support
If you have any other questions please reach out to our team at https://apple.co/HeartFeatures. If you believe that you are experiencing a medical emergency, please dial your local emergency services.
Take care.