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. 2020 Mar 6;8:e8697. doi: 10.7717/peerj.8697

Figure 2. Increases in muscle cross-sectional area at 8 weeks.

Figure 2

Muscle cross-sectional area (CSA) before (Pre), and after 8 weeks (Post) of resistance training with controlled repetition duration (CON), resistance training with self-selected repetition duration and equalized volume (SELF-EV) and resistance training with self-selected repetition duration (SELF). Results are presented as means ± SD. *Significant difference compared to Pre (main time effect, P < 0.0001).