Title: Top FAQs for the Pulse Ox Feature on Garmin Watches | Garmin Support
Headings: Top FAQs for the Pulse Ox Feature on Garmin Watches
Top FAQs for the Pulse Ox Feature on Garmin Watches
What is Pulse Ox?
Why Should I Be Interested in Pulse Ox Tracking?
What Kind of Light Is Being Used to Trigger the Pulse Ox Feature?
Will Using the Pulse Ox Feature Affect the Battery Life of My Device?
How Often Does the Watch Sample My Pulse Ox?
Spot Check Mode
All-Day Mode
Sleep Mode
How Can I Use the Feature?
How Do I View Pulse Ox Data During Sleep Times?
Why Is My Pulse Ox Reading Low?
What Do I Do if the Watch Says "Check Watch Fit"?

Content: Will Using the Pulse Ox Feature Affect the Battery Life of My Device? If you turn on Pulse Ox tracking for sleep or all-day is turned on, battery life between charges will be reduced. Various factors contribute to battery life, including usage patterns, customization settings, activity level, fit on the wrist, and the user’s physical characteristics. The continuous measurement during sleep or all-day will not initiate if the battery level is too low. How Often Does the Watch Sample My Pulse Ox? The recording frequency for pulse ox data will depend on the settings of your watch and can vary from model to model. There are three modes to choose from. Spot Check Mode
Spot Check Mode is enabled when you scroll to the Pulse Ox widget on the watch and is used for getting your current SpO2 level. The watch will take a sample reading at that time. It will not take any other further readings until you navigate back to the Pulse Ox widget on your watch.