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Energy use, diet, nutrition and hydration Typeit
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Energy is measured in (kcal), found in the food we eat. A balanced diet consists of the consumption of the appropriate amounts of each nutrient to make up an energy intake of kcal per day for the average man and kcal per day for the average woman.
The calories consumed is dependent on a number of factors. is one of these factors, as the number of calories a person requires reduces at 25 and again after 50, often due to the reduction in basal metabolic rate (BMR) - the rate at which we can burn calories at rest. typically need more calories than , due to their larger muscle mass. Additionally, taller people need calories than short people, due to having larger skeletal frames and burning more calories due to having a greater muscle mass. The final factor relates to expenditure, as the more a person exercises the more energy they need. Likewise, the more sedentary a person is, the less energy they need.