Sunday, December 5, 2010

Macronutrients

Macronutrients are the classes of chemical compounds consumed in the large quantities which provide fuel for the human body. They are fats, proteins and carbohydrates.Each is important in its own way to the human body. Carbohydrates may contain the least amount of fuel out of them but yet, they are the most valuable to athletes. During extensive exercise like shorter sprints, they are the only macronutrients to supply the body fast enough and supplies the body energy to be able to do a sprint at the same intensity as those shorter sprints.Those carbohydrates are split up into the four groupings called monosaccharides, dissaccharides, and polysaccharides. Fat contains more than twice the fuel as carbohydrates but it does has its downsides though. Fat is good for longer activities because fat cannot supply energy for intese activities fast enough. It is used to power exercise with lower intensity. There are different types of fats, saturated, unsaturated, fatty acids and cholesterol. Protein is another one of the macronutrients. It provides growth and repair of skin, hair, nails, bones, tendons, ligaments and muscles. For exercise it is used for vigorous training. Macronutrients are a big part of the fuel you need.

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