For the body to function properly, particularly during exercise and daily up-keep, carbohydrates should be the major source of energy. Consequently, consuming too little carbohydrates can cause fatigue. However, for Megan been an endurances and power force athletic needs carbohydrates to perform her best and limiting carbohydrates intake to 65% to 40% of her total caloric consumption will definitely cause her body to feel weak and lack energy. Also, fatigue occurs during prolong exercise when muscle glycogen concentration are reduced to low values and low carbohydrate diet after prolong exercise produced a delayed muscle glycogen resynthesis. In order words, Megan is depleting her liver and muscle glycogen stores during practices, which
