Getting Your VO2 Max. Estimate

The device requires wrist-based heart rate data and a timed 15 minute brisk walk or run to display your VO2 max. estimate.

  1. Press to view the menu.
  2. Select > .

    If you have already recorded a 15 minute brisk walk or run, your VO2 max. estimate may appear. The device updates your VO2 max. estimate each time you complete a timed walk or run.

  3. Follow the on-screen instructions to get your VO2 max. estimate.

    A message appears when the test is complete.

  4. To manually start a VO2 max. test to get an updated estimate, tap your current reading and follow the instructions.

    The device will update with your new VO2 max. estimate.