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Changes in muscle force after FB and RB. (A) MVC; (B) CAR; (C) IT. FB, first bout; RB, repeated bout; MVC, maximum voluntary contraction; CAR, central activation ratio; IT, isokinetic knee extension torque at 180°/s; ∗P < 0.05, ∗∗P < 0.001 compared with preexercise value; #P < 0.05 between FB and RB.
