![Calibrate your Apple Watch for improved Workout and Activity accuracy | Apple watch activity, Apple support, Apple help Calibrate your Apple Watch for improved Workout and Activity accuracy | Apple watch activity, Apple support, Apple help](https://i.pinimg.com/736x/aa/d2/59/aad259b38e6e84fa91e1ab270fc228a1.jpg)
Calibrate your Apple Watch for improved Workout and Activity accuracy | Apple watch activity, Apple support, Apple help
![The rapid decrease of VO2 max. Nothing changed in my life. Is it fine or bug/calibration? : r/AppleWatch The rapid decrease of VO2 max. Nothing changed in my life. Is it fine or bug/calibration? : r/AppleWatch](https://preview.redd.it/the-rapid-decrease-of-vo2-max-nothing-changed-in-my-life-is-v0-eez9pefgd8y91.jpg?auto=webp&s=69bc0dffa7fe460e313db4d3664826550b747ee1)
The rapid decrease of VO2 max. Nothing changed in my life. Is it fine or bug/calibration? : r/AppleWatch
![Calibrate your Apple Watch for improved Workout and Activity accuracy | Apple support, Apple watch, Apple Calibrate your Apple Watch for improved Workout and Activity accuracy | Apple support, Apple watch, Apple](https://i.pinimg.com/736x/58/b3/b5/58b3b599491382b60d924229626ae19b.jpg)
Calibrate your Apple Watch for improved Workout and Activity accuracy | Apple support, Apple watch, Apple
![Solved the problem with vo2max being low. I first open the Watch app. Tap the My Watch tab, then tap Privacy > Reset Fitness Calibration Data. Next I eliminated the BP medication ( Solved the problem with vo2max being low. I first open the Watch app. Tap the My Watch tab, then tap Privacy > Reset Fitness Calibration Data. Next I eliminated the BP medication (](https://i.redd.it/1a3sc4mn3hcb1.jpg)