Table 1. Design of the randomized, balanced cross-over design according to the condition (curcumin + piperine versus placebo) and the legs (dominant versus non-dominant).

	First session	Second session
Group 1	Dominant leg–curcumin + piperine	Nondominant leg– placebo
Group 2	Non dominant leg–curcumin + piperine	Dominant leg– placebo
Group 3	Dominant leg– placebo	Nondominant leg– curcumin + piperine
Group 4	Nondominant leg– placebo	Dominant leg–curcumin + piperine