I think it’d be both because it can be physical ex: bodybuilding
And can be mental as well since we can strengthen our brain
hope this helped
The answer is probably flexibility
Hope I helped:)
FITT principle: Frequency, Intensity, Time, and Type.
They can increase their exercise from 3 days per week to 5 days per week. They can aim for a further distance during their exercise. They can increase the daily time from 20 minutes into 40 minutes. They can change the exercise from jogging to running.
It’s good :) Hope yours if good as well!