Anyone have any suggestions to get VO2 max working on watch?
Anyone have any suggestions to get VO2 max working on watch?
Did you meet the requirements for a VO2 max value? Did you log the walk as an activity?
"Heart rate must be elevated to at least 70% of your maximum heart rate for at least 10 minutes continuously."
Check your max HR. If it has increased it can be hard to reach 70% of your max HR.