Exercise Physiology: Theory and Application to Fitness and Performance 9th Edition by Scott Powers, Edward Howley

Exercise 1

Should you use the same GXT protocol on all subjects? Why or why not?

Step 1 of 2

Graded exercise tests (GXT) are generally used to estimate cardiorespiratory fitness, using a treadmill or a cycle ergometer. The tests are called graded since the work rate changes every two to three minutes until a predetermined end-point is reached or a pathological sign or symptom occurs.