=+each spread over a 5-week period. Workloads were tailored to abilities of the individual subjects but escalated in intensity over the period. The data in Table 1 are the changes (after minus before) in body mass, body fat, and composite body girth for the amino acid (Treatment) group and placebo (Control) group of subjects. Were amino acid supplements effective in reducing the body mass (kg), fat (%), and girth (cm)?