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Rates of fat oxidation (a), carbohydrate oxidation (b) and energy expenditure (c) during exercise of increasing intensity after the ingestion of 3 and 6 mg/kg of caffeine or a placebo.
Note: (*) Differences between placebo and 3 mg/kg (p<0.050). (†) Differences between placebo and 6 mg/kg (p<0.050).
