Which of the following statements relative to the intake of carbohydrates and physical performance is FALSE?
A. If an individual has normal glycogen levels in the muscle and liver, carbohydrate feedings are usually not necessary if the exercise task is only about 30-60 minutes
B. Carbohydrate intake prior to and during endurance exercise tasks lasting more than two hours may be helpful as a means to enhance performance
C. If consumed during exercise, it takes approximately 60-90 minutes for the carbohydrate to find its way into the muscle and be used as an energy source
D. Carbohydrate intake may help delay the onset of fatigue in prolonged exercise by either preventing the early onset of hypoglycemia or delaying the depletion of muscle glycogen levels
E. The intake of concentrated sugar solutions may actually impair performance if it leads to osmosis of fluids into the intestines and precipitates gastrointestinal distress
Answer: C
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