Here’s how and why you should set up Cardio Fitness on iPhone and Apple Watch

Another valuable health feature has been added to iPhone and Apple Watch with iOS 14.3 and watchOS 7.2 – Cardio Fitness. The measurement is based on your VO2 max which Apple Watch can estimate when recording certain workouts. Follow along for a look at how to use Cardio Fitness on iPhone and Apple Watch including why it’s important, how to set it up, and how to measure/view Cardio Fitness levels.

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