Role of Nutrition in Diseases
Good and healthy nutrition is the key to positive health and vigor. Nutrition is required not only for promoting physical growth and cognitive development but also for adequate immunity to fight against infections and diseases.
Clinical studies have proved that the type of carbohydrate (complex or simple), fat (saturated or unsaturated) and protein (with essential amino acid or without EAA) can make a difference in long-term health and fitness.
Improper nutrition in early life (infancy, childhood) can lead to degenerative diseases in late adult life. So, optimal diet is required from the very early stages of life for growth, development and active life.
Nutritional therapies, food choices and use of dietary supplement affect the treatment outcomes, quality of life and prognosis in various diseases. When a person is suffering from a disease, he should carefully consider his food preferences and nutrient requirements. For example, peptic ulcer and diabetic patients require a specific pattern of distribution of nutrients to avoid complications.
Dietary intake of fat, protein, and carbohydrate provide calories for your daily activities. These macronutrients along with vitamins and minerals are available in a wide variety of foods. But, making informed choices about foods that provide macronutrients, vitamins and minerals ensure not only nutrient adequacy but also variety in your diet.
Today, we have fair knowledge of the nutritive value of different foods, amount of vitamins and minerals present in foods and good understanding of the requirements of different nutrients for the maintenance of health and prevention of diseases. In recent years, many nutritional supplements and food products have entered the market, claiming health benefits in various conditions like neurological, cardiovascular, cancer, ageing and immune system.
Dietary Guidelines:
The research and development in nutritional science helped us in formulating dietary guidelines. The dietary Guidelines provide crucial information on nutrition and diet that should be consumed for optimal health in different physiological conditions, age groups and in diseases. It also provides information on a diet, which is based on locally available foods within the reach of the people and in compliance with customs and traditions.
Generally, a single food item does not contain all the nutrients, vitamins and minerals constantly required for the body, so a single food item cannot make a complete or balanced diet. However, you can make your diet complete or balanced by combining foods, which are in themselves incomplete. The nutritional factors those are necessary to make a diet complete are, energy value usually measured in terms of calories, nutrient value, nutrient quality, vitamins, mineral content, digestibility and palatability.
The information provided on this website is for educational and informational purposes only. The information should not be used as a substitute for medical advice, diagnosis or treatment.
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Proper diet provides the necessary nutrients to the body, required for metabolic functions and repair processes that are essential for life. An ideal supplementary food during disease should supply balanced amount of proteins, vitamins and minerals, besides being nutritionally as nearly a complete food as possible. It should incorporate carbohydrates for sparing proteins and also provide fats of a quality which would take care of minute quantity of essential fatty acids.