Every humans life relies on food to provide daily energy. Food is the tissue in bodies, and is the regulator of metabolic functions. Food is directly related to sports. Sports burn energy, and are impossible without bodily tissue. Sports rely on metabolism to keep the body moving.
Food provides every organism with the means to live.
While people understand the importance of eating, people do not understand the importance of what is eaten. Six kinds of nutrients are essential to all body systems. The six classes are water, minerals, vitamins, proteins, fats, and carbohydrates. Water is the most important of all the nutrients. An athlete depends on water.