Marathon’s consist of running/jogging/sprinting long distances, so first off it would be a good idea to increase stamina, which would be done by jogging everyday, increasing your distance everyday. Stretch your calf muscles upper leg muscles to avoid cramps while running too.
Answer:
It's a type of macronutrient.
Explanation:
A carb, or carbohydrate, is an essential part of the diet. This category includes starches, sugar, and fibres. The amount of carbs varies from item to item, and this item has 28 grams of carbs.
Carbs are carbohydrates, they're a type of nutrient.
B) muscle
C) endocrine
D) immune