References
Sternocleidomastoid muscle oxyhemoglobin
Study design. Arrows indicate the data collection time points (i.e., baseline, post-supplementation, and post-resistive breathing to task failure). RB, resistive breathing.Exhaled NOMaximal inspiratory pressure (MIP) at baseline, after seven days of L-citrulline (orange circles) and placebo (black circles) supplementation and post resistive breathing to task failure.Forced expired volume in 1 second (Sternocleidomastoid muscle oxyhemoglobin (OAnthropometric characteristics of the participants (mean ± SD).