Figure 2: Effect of 12 weeks of high intensity interval training (HIIT) or continuous aerobic exercise (CONT) or control (PLA) on relative percent change in (a) body mass, (b) total lean mass, and (c) total body fat. Circles show individual percentage change from baseline and horizontal bars show mean group percentage change from baseline. Values are means ± SE; for HIIT, for CONT, and for PLA. Significant treatment × time interaction ( ). *Significant difference between CONT and HIIT ( ).