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The effect of 12-wk blood flow-restricted strength training (BFR, left) and heavy-load strength training (HST, right) on 1RM knee extension in previously untrained women (n = 12). Each individual performed the two protocols in a contralateral manner. Data are expressed as means ± SD (⧫ with error bars) and individual values (black lines). *Significant effects of HST and BFR on 1RM performance (P < 0.05). No difference was found between HST and BFR.
