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Times (panels A,C) and power outputs (panels B,D) in 4 km (panels A,B) and 1 km sprints (panels C,D) interspersed within a 100 km cycling time trial were not different when subjects had undergone pre-exercise ‘carbohydrate loading’ with either real carbohydrates or a placebo. Adapted with permission from ref. [120]. Copy-right 2000. American Physiological Society.
