Food, nutrition and health are intimately connected aspects of our life.
Dietetics has been defined as the science and art of feeding individuals based on the principles of nutrition.
Dietetics can be related to :
- Nutrition care and intervention focused on the individual.
- Nutrition care and intervention focused on the group.
Food has been a basic part of our existence. Though the countries we have acquired a wealth of information about the use of food to ensure growth of children and youth to maintain good health through life and to meet special needs of pregnancy and lactation and to use it to recover from illness.
A large part of our food heritage is scientifically beneficial and needs to be retained, some aspects may lead to be modified in the view of the changes in our lifestyle.
Food is that which nourishes the body. Food may also be defined as anything eaten or drunk, which meets the needs for energy, body building, regulation and protection of the body. Food is the raw material from which our bodies are made.
Intake of the right kinds and amounts of food can ensure good nutrition and health, which may be evident in our appearance, efficiency and emotional well-being.
Nutrition has been defined as food at work in the body. Nutrition includes everything that happens to food from the time it is eaten until it is used for various functions in the body. Nutrients are components of food that are needed by the body in adequate amounts in order to grow, reproduce and lead a normal, healthy life. Nutrients include water, proteins, fats, carbohydrates, minerals and vitamins. The essential nutrients supplied by food, which are used to produce literally thousands of substances necessary for life and physical fitness.
FUNCTIONS OF FOOD:
HOSPITAL DIETARY SERVICES :
The dietary service is one of the important supporting service of the hospital unlike any other supporting services.
The objective of the diet services is to make for clean, hygienic and nutritious diet for the indoor patient as per their calorie requirement.
THE DIETARY SERVICE CAN BE PROVIDED EITHER BY IN HOUSE PROVISION OR BY OUT SOURCING.
DIETARY SERVICE :
The dietary division of a hospital has got three major components
DIET COUNSELLING :
High protein and high calorie diet
Low fat diet
DIETARY EDUCATION :
Preserving nutritional value
Storage of food items
Modern methods of cooking
DIET PLANNING AND MANAGEMENT :