Figure 2: Performances of the CO ( ), FOR ( ) and NFOR ( ) groups in the six performance tests during the 11-week running training protocol (means ± SD). *Significant difference of the FOR and NFOR groups relative to the CO group ( ). **Significant difference between test 6 and test 5 in the paired analysis of FOR and NFOR groups ( for FOR and for NFOR). #Significant difference of the FOR group relative to the NFOR and CO groups ( ).