INVESTIGATION OF THE PERFORMANCE RESPONSES OF YO-YO AND SHUTTLE RUN TESTS WITH THE TREADMILL RUN TEST IN YOUNG SOCCER PLAYERS

The objectives of the current study were twofold : a) to determine the relationship between performance in the Yo-Yo intermittent recovery test level 1  (YIRT1), 20-m multi-stage shuttle run test (MST) with measured maximal oxygen uptake (VO 2 max) in Treadmill test (TRT), b) to examine the differences in heart rate (HR) responses to the YIRT, MST and treadmill tests (TRT) in young soccer players. null null Thirteen amateur soccer players ( mean...