In this article, we will discuss about the principles of nutrition and balance diet. Principles of Nutrition: Food: Food may be defined as any solid or liquid substance which when taken by the body provides it with necessary materials to enable it to grow, replace the worn-out and damaged parts and provide energy to function normally. The daily food intake [...]
The following article will guide you about how to measure energy expenditure. Total energy expenditure per unit time is called the metabolic rate. It can be measured directly or indirectly as in the case of calorific value of foods. In the direct method for the measurement of energy expenditure for individuals, the Atwater calorimeter is used which consists of a [...]
The following article will guide you about how to measure calorific value of food. The body requires energy for its internal and external work. This is provided by the oxidation of food e.g. carbohydrates, fats, and proteins. The foodstuffs contain varying amounts of carbohydrates, fats, and proteins and therefore, the energy obtained from different foods vary. This can be determined [...]