Measuring Blood Oxygen Levels on my Galaxy Watch3

Last Update date : Oct 12. 2020

Use your Galaxy Watch3 to measure your Blood Oxygen level. Your blood oxygen level can provide an indication of how effectively your blood is carrying oxygen throughout your body, which in turn can tell you whether you're breathing effectively. Follow the below guide to learn how to setup and measure your Blood Oxygen level on your Galaxy Watch3.

“*Galaxy Watch 3 is not a medical/therapeutic device and is not intended for medical use. It is solely intended for fitness and wellness purposes only and is not intended for use in the diagnosis of disease or other conditions; or in the cure, mitigation, treatment or prevention of disease; or for the prevention or control of pregnancy. Samsung recommends that you consult with your doctor before participating in any exercise program. Using Samsung Health app with Galaxy Watch 3 requires signup and pairing with your compatible smartphone. Fall Detection must be switched on and your Location must be enabled to share with your Emergency contact.

1 Head into your Galaxy Watch3 Apps Tray and launch Samsung Health icon Samsung Health
Launch Samsung Health app
2 Scroll down the list of options and tap on water droplet icon Blood Oxygen
Scroll down and select Blood Oxygen
3 Select Measure icon
Tap on Measure

If you would like to add the Blood Oxygen function as a widget check out our guide Adding a Widget to my Samsung Watch for step-by-step instructions.

4 It is recommended to place your hand on a table and near your heart. Sit still while your watch measures your Blood Oxygen level.
Measuring Blood oxygen levels

If you are unable to successfully Measure your Blood Oxygen levels, please try the below;

  • Go one hole tighter with the strap or move your watch higher on your wrist for a tighter fit.
  • Don't move or talk while measuring.
  • Make sure your watch is on the top of your wrist, not the underside and not pressing against bone.
  • If your hands and arms are cold, remove your watch and rub your wrist gently to warm up your skin then try again.
5 Once measured you will be able to view your Blood Oxygen level and Beats per minute (bpm)
Viewing Blood Oxygen levels

A typically healthy range is 95% to 100%, but factors like exercise, elevation and health conditions can affect your results. For best results, rest at least 5 minutes before measuring, stay still and comfortable during measurement. Individual results may vary.

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