Table 2.

List of variables of the results.

Physical health	Quality of life questionnaire (WHOQOL-BREF). Psychological well-being and social relationships. % of subjects performing one endurance modality or the other according to sex and diet.
Body composition	Body mass. Lean mass. Fat mass.
Performance	Relative, absolute, and maximum oxygen consumption. Maximum number of extensions and push-ups. Maximum performance. Muscular strength. Respiratory Coefficient. Macronutrient oxidation. International Physical Activity Questionnaire. Fatigue index. Average and peak power.
Energy, macronutrient, and micronutrient intake	Basal metabolic rate (BMR). Dietary profile. Dietary intake. Energy, macronutrients, and Fe intake.