Activating Pulse Oximeter Sleep Tracking

You can set your device to continuously measure your blood oxygen level, or SpO2, while you sleep (Tips for Erratic Pulse Oximeter Data).

1. From the settings menu in the Garmin Connect Mobile app, select Garmin Devices.
2. Select your device.
3. Select Activity Tracking > Pulse Ox.
4. Select Pulse Ox Sleep Tracking.

   NOTE: Unusual sleep positions could cause abnormally low sleep-time SpO2 readings.