Wear OS devices - Sleep as Android

Sleep tracking with Wear OS device requires a companion app installed from the Play Store on the watch. All Wear OS devices can monitor sleep tracking movement and collect HR. Some wearables can also collect SpO2 data - for more details, please see the chapter on oximeters and SpO data.

This is a companion discussion topic for the original entry at https://docs.sleep.urbandroid.org//devices/wearos.html