Amarathon runner keeps sipping glucose water at regular intervals. what could be the reason for this?
glucose is an immediate source of energy, which the runner regain lost energy.
glucose aids in muscle movement and provides mechanical support, which the runner maintain performance over long distances.
glucose has the highest amount of calories as compared to any other energy source, which the runner regain lost energy.

Glucose aids in muscle movement and provides mechanical support, which helps the runner maintain performance over long distances. This chemical is one of the most important energy source of cells in the body. They provide the necessary stimulus to perform several processes in the body. It is usually taken from food that we intake. The food that we ingested then releases this type of simple sugar and converts it into usable energy. Athletes who take regular doses of this use it for athletic performance, in this case during a continuous and prolonged aerobic activity.

Each gram of carbohydrates and proteins yield 4 calories / gram . the more the calories a food has the more energy it provide to you body.