Aim. Evaluate the effects of oxidative stress in saliva in young males, according to their
cardiorespiratory fitness and taking acute maximal aerobic exercise into consideration. An
incremental exercise test (20 meter shuttle run) was used. Methods. Seventy healthy male
subjects, aged 10 to 14 years, were included in the study and were classified into two
groups according to fitness parameters. Subjects were expected to take the 20 meter shuttle
run test. Results. Group I had high cardiorespiratory fitness while group II had low …