Fitbit may have released its latest Sense and Versa 3 wearables recently, but owners with older models like the Versa 2 and Ionic will be out of luck when it comes to the newest Fitbit OS 5.0. The ...
If you own a Fitbit Charge 3, Ionic, Versa, Versa Lite, or Versa 2, it's time to check the app for a new Estimated Oxygen Variation Graph. The graph will display your blood's oxygen level, using the ...