Abstract

This research problem arises because increasing VO2max is crucial in improving the performance of kumite karate athletes. The purpose of this study was to determine the effect of fartlek training and circuit training on increasing VO2max of Inkanas Resmata Madiun Kota kumite athletes. This research was conducted using experimental methods. The study’s population comprised 20 kumite karate athletes from the Inkanas Resmata dojo of the Madiun Kota police department. The sampling technique employed is the matched-pair method. The study sample included 17 kumite karate athletes from the Inkanas Resmata dojo at the Madiun Kota police department, each receiving the treatment 16 times. The research instrument used is the Multi-Step Fitness Test (MFT). The data analysis technique used in this study is a t-test to determine the comparison of fartlek training and circuit training exercises in increasing VO2max. Results of the study: the first hypothesis for the fartlek group is known that the t-test value is calculated at −12,520 with a significance value of 0.000. For the circuit training group, the hypothesis is confirmed with a calculated t-test value of −9.168 and a significance value of 0.000. From the test results using the independent sample T test, it is known that the t value is calculated with a significance value of 0.000 > 0.05. The strong conclusion of this study is that both fartlek training and circuit training significantly increase the VO2max of kumite karate athletes Dojo Inkanas Resmata Polres Madiun Kota, providing clear evidence of the effectiveness of both exercise methods in improving the physical condition of athletes.

Keywords

karate, fartlek,circuit training, VO2max