![Sudden drop or change in cardio fitness score (VO2 max) on your Apple Watch and iPhone Health app? - MyHealthyApple Sudden drop or change in cardio fitness score (VO2 max) on your Apple Watch and iPhone Health app? - MyHealthyApple](https://www.myhealthyapple.com/wp-content/uploads/Edit-iPhone-Health-app-Health-details-524x1024.jpg)
Sudden drop or change in cardio fitness score (VO2 max) on your Apple Watch and iPhone Health app? - MyHealthyApple
![I can NOT Setup cardio fitness. No way to measure VO2 Max on my watch 7 (OS 9.5.1) : r/AppleWatchFitness I can NOT Setup cardio fitness. No way to measure VO2 Max on my watch 7 (OS 9.5.1) : r/AppleWatchFitness](https://preview.redd.it/i-can-not-setup-cardio-fitness-no-way-to-measure-vo2-max-on-v0-u3pxykjwdc7b1.jpg?width=640&crop=smart&auto=webp&s=55c66e8c1e7a971ea5d9dc7174bf5af8c6712e5d)
I can NOT Setup cardio fitness. No way to measure VO2 Max on my watch 7 (OS 9.5.1) : r/AppleWatchFitness
![Sudden drop or change in cardio fitness score (VO2 max) on your Apple Watch and iPhone Health app? - MyHealthyApple Sudden drop or change in cardio fitness score (VO2 max) on your Apple Watch and iPhone Health app? - MyHealthyApple](https://www.myhealthyapple.com/wp-content/uploads/Apple-Health-app-on-iPhone-change-your-health-details-1024x698.jpg)
Sudden drop or change in cardio fitness score (VO2 max) on your Apple Watch and iPhone Health app? - MyHealthyApple
![Sudden drop or change in cardio fitness score (VO2 max) on your Apple Watch and iPhone Health app? - MyHealthyApple Sudden drop or change in cardio fitness score (VO2 max) on your Apple Watch and iPhone Health app? - MyHealthyApple](https://www.myhealthyapple.com/wp-content/uploads/Drop-in-Apple-watch-and-iPhone-Health-app-cardio-fitness-score-due-to-iOS-and-watchOS-updates-853x1024.jpg)