Respuesta :

Eating a higher percentage of carbohydrates than normal is the key to carbohydrate loading before an athletic event, such as a marathon.

Carbo-loading is done the week before the high-endurance activity. One to three days before the event, he increases his carbohydrate intake to about 8-12 grams per kilogram of body weight. Reduce high-fat foods to offset excess high-carb foods. B. Marathons, ultramarathons, triathlons. Intense sustained endurance training depletes muscle glycogen after about 90 minutes.

Carbo-loading is only useful for endurance events longer than 90 minutes, such as B. Marathons, ultramarathons, and triathlons. Intense sustained endurance training depletes muscle glycogen after about 90 minutes.

Learn more about carbohydrate loading here: https://brainly.com/question/1846734

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