Answer :
The recommended total time (duration) for cardiorespiratory endurance exercise is 20-60 minutes.
To maintain cardiorespiratory fitness and weight management, the recommendations state that aerobic exercise ought to be performed 3 to 5 days every week for twenty to hour at an intensity that achieves 55 to 90 percent of the maximum pulse rate and forty to eighty five % of the most oxygen uptake reserve.
The best exercises for cardiorespiratory endurance include vigorous distance running, swimming, cycling, jumping rope, cross-training and brisk walking.
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