Figure 2From: Effects of soluble milk protein or casein supplementation on muscle fatigue following resistance training program: a randomized, double-blind, and placebo-controlled studyMuscle power decrease during the endurance test. Mean (±SD) decreases in muscle power during the endurance test before the training period (PRE), after 4 weeks training (MID) and at the end of the training (POST). *: significant differences between groups (P < 0.05).Back to article page