Table 2.

Estimated energy availability

	Baseline	7-Day Exercise
Energy intake, kcal/day	1,857 ± 151	2,167 ± 143
Macronutrients
Carbohydrate, % of kcal	60 ± 2	63 ± 3
Fat, % of kcal	26 ± 2	26 ± 3
Protein, % of kcal	14 ± 1	11 ± 1
Energy cost of exercise, kcal/day		446 ± 33
Energy availability, kcal/day		−136 ± 66

Data are expressed as means ± SE. Estimated energy intake and energy expenditure. 7-day exercise, 7-day aerobic exercise training program.