Resting your hands on your knees when tired from exercise is better for heart rate recovery than resting them on your head. Even better is to lay down.
What is Your VO2 Max? VO2 max is the maximum oxygen your muscles consume during peak activity. V for volume and O2 for oxygen. What is the average VO2 Max? This depends primarily on the age and gender of the person. Some averages: Average sedentary male – 35 to 40 mL/kg/min Average sedentary female –