PENGARUH LATIHAN LARI INTERVAL DAN LATIHAN LARI FARTLEK TERHADAP PENINGKATAN VO2MAX PADA ATLET LARI JARAK MENENGAH UNIMED ATHLETIC CLUB (UAC)

The purpose of this study was to determine the effect of interval running and fartlek training on increasing VO2 max in Unimed Athletic Club middle-distance runners. This research was conducted at the Medan State University Sports Stadion Jln. Williem Iskandar Pasar V Medan Estate.
The time of the study was carried out from August to September 2022. The exercise was carried out 18 times in a frequency of 3 times a week. The number of samples in this study were 8 people. This study uses a type of experimental method of one group pre-test and post-test design.
Based on the results of the research data analysis, a significant increase was obtained for the sample studied. Where the sequence of activities is carried out (1) pre-test to determine initial VO2 max, (2) given interval training and fartlek training for 18 meetings (6 weeks), and (3) post-test to determine final VO2 max. The conclusion in this study is that there is a significant effect on interval running training and fartlek running training with the pre-test and post-test results of 48.83% and 52.12%, respectively.