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Calculate Calories Burned
Calories are nothing but the unit of energy obtained when food substances are burned during digestion process. Or simply it's the outcome unit of energy produced during combustion. One must know to calculate the calories burned because it gives the amount of energy obtained of his food diets. Calories is not only mentioned for food, but also for fuels burned in engines. There it is simply known as calorific value which are nothing but the amount of energy obtained when the particular amount of fuel is completely burned. It is related to digestion in the same way that the amount of energy obtained when the food particles are completely burned. When the food particles are digested it does not reach as calories. It first changes to carbohydrates, fats, proteins etc according to the nutritional content of the taken food. Then when these carbohydrates, fats and proteins are burnt, they produce energy for doing work which is measured by calories. Nutritionists say that when one gram of carbohydrate is burnt it gives four calories. Similarly protein also corresponds to the same. But when one gram of fat is burnt it gives nine calories. That is why people with good fat contents are able to withstand hunger for a long time than the normal persons. By knowing this, the amount of calories burned can be calculated. Calories are not simply burnt it is used only when a work is done. Some calculate the calorie level of their food as a mean to reduce their weight. It is true that fats give more calories but the disadvantage in that is, fats increases the body weight and leads to cholesterol related problems. Recently many devices are being used by the people for calculating the calories burnt. One of the best methods to calculate the calories burned is while walking. There are many devices available in market to calculate the calories burned during walking. The prices may vary but the correctness is often related to one and the same. One such device is the heart rate monitors. The amount of calories varies according to your walking speed. Thus when you walk fast, energy is being expended and this is the method to burn calories. These heart rate monitors are tied or strapped against your chest. As you walk it calculates the heart beats ratings i.e. when you walk fast, heart beat increases more and thus calories burned is more. To burn more calories it is better to walk on the inclined area which needs more effort. Recently many wireless monitors are introduced which are strapped around your chest and gives more comfort, but it is your choice to choose the best. Thus it is very essential for a person to know how to calculate calories burned, depending on which he can reduce or improve his body weight and health.
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