Fig. 3.

Mitochondrial enzyme activity adaptations to three weeks of bilateral cycling training in the vastus lateralis of a control leg (CON) and a leg exposed to mild, local heat stress during all training sessions (HEAT). a Citrate synthase, b complex I, c complex II, d complex III, e complex IV, f complex V. Bars indicate means and dots indicate individual values, linked for each participant. The symbol ‘*’ denotes P ≤ 0.05