Energy needs: necessary daily calorie. With the food acquires energy and give the body the nutrients needed for its construction, maintenance and repair; This energy is provided by the calories, carbohydrates and fats, so all consumed in excess, are almacenaen formade fat.
We must bear in mind that needs a 50 per cent of the energy total should come from carbohydrates, such as fruits, cereals, pasta and vegetables; the fat should not exceed 35 per cent and the proteins the 15 per cent.
Therefore recommended a number of necessary calories for men, between 2,000-2,500 Kcal/day and 1500-2. all Kcal per day for a woman, while these values may vary depending on the physical activity, profession or lifestyle. Calorie needs will be decreasing to are ageing.
Even if the body is at rest, the body needs energy to stay alive. This activity is called "basal energy expenditure". Thus, a man needs 1 calorie per kilo of weight and time, if a man weighing 80 Kilos, will need to consume on a daily basis: 1 x 80 x 24 = 1920 calories, that would be required to maintain your basal metabolic rate. Women need 0.9 calories per pound of weight and horto.
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