Here's what you need to know about tracking your sleep with the Apple Watch, including how to set it up. An Apple Watch is a great device for tracking your health and fitness.

Note: To do an ECG reading, you need to have an Apple Watch Series 4, 5, or 6. Here's how to set up the ECG app, measure your ECG, and read the ECG results.

The ECG app is available for Apple Watch Series 4, Apple Watch Series 5, and Apple Watch Series 6, so you should be covered.

The Apple Watch's ECG app and irregular heart rhythm notifications features introduced in September are now finally available via a software update.

Check out our full video review of the Apple Watch ECG features and more coverage below! How to share ECG results with your doctor How to set up Apple Watch irregular heart rate notifications ...

Setting up your Apple Watch as a new watch also means you'll be asked to customize a variety of settings and preferences, from the watch's font size to how apps are displayed.

Australian government's Therapeutic Goods Administration just approved the ECG feature on Apple Watch, and Apple can launch it in the country.