Figure 2.

Mean and standard deviation of the medial deltoid muscle activity (RMSn) for each exercise: bench press (BP), dumbbell fly (DF), shoulder press (SP), and lateral raise (LR) exercises.

^{a, b, c ,d}p ≤ 0.05, significant difference between the LR and DF, LR and BP, SP and DF, and SP and BP.