Figure 2. Changes (mean and standard deviation, n = 10) in stimulation intensity (A) and in evoked torque (B) over 100 contractions evoked electrically in quadriceps (Q) and hamstrings (H) muscles. * = significantly (p ≤ 0.05) different from contraction 10; # = significant (p ≤ 0.05) difference between Q and H.