Fig. 1

(A) Timeline of study period; (B) Timeline of the 2nd and 3rd visit with squats in the Smith machine (1) and leg bends in the leg press (2). Abbreviations: RM (repetition maximum); s (seconds); T0 (baseline measurement); T1/T4/T7 (rest measurements 1 min); T2/T5 (exercise measurements 1/2); T3/T6 (afterload measurements 1/2); Pre-exercise /Post-exercise between sets /Post-exercise measurements 5 min.