Health & Nutrition Health & Nutrition Classification of FoodClassification of Food

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HealthHealth• A healthy person is one who is

physically and mentally fit in all respects.

• Good health makes a man happy and cheerful but some-times a healthy person can also fall ill.

• Requirements of good health:• We all know that , Good health We all know that , Good health

essential for Leading purposeful lifeessential for Leading purposeful life.For maintaning a good health For maintaning a good health

following conditions arefollowing conditions are essential.essential.

Nutrition Exercise and rest Good habits 22

NUTRITIONNUTRITIONNutrition may be defined as the science of

food and its relationship to health. It is concerned primarily with the part played

by nutrients in body growth, development and maintenance.

Classification by chemical Classification by chemical compositioncomposition Proteins Proteins

FatsFatsCarbohydratesCarbohydratesVitaminsVitaminsMineralsMinerals

CLASSIFICATION OF FOODSClassification by origin:Classification by origin: - - Foods of animal origin

- Foods of vegetable origin

CLASSIFICATION BY PREDOMINANT FUNCTION

• Body building foods:Body building foods:• -meat, milk, poultry, fish, eggs, pulses -meat, milk, poultry, fish, eggs, pulses

etcetc

• Energy giving foods:Energy giving foods:• -cereals, sugars, fats, oils etc.-cereals, sugars, fats, oils etc.

• Protective foods:Protective foods:• -vegetables, fruits, milk, etc-vegetables, fruits, milk, etc

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PROTEINSPROTEINS• Proteins are complex organic nitrogenous compounds.Proteins are complex organic nitrogenous compounds.

• They also contain sulfur and i some cases They also contain sulfur and i some cases phosphorous and iron.phosphorous and iron.

• Proteins are made of monomers called amino acids.Proteins are made of monomers called amino acids.

• There are about 20 different amino acids which are There are about 20 different amino acids which are found in human body.found in human body.

• of this 8 amino acids are termed “essential” as they of this 8 amino acids are termed “essential” as they are not synthesized in human body and must be are not synthesized in human body and must be obtained from dietary protiens.obtained from dietary protiens.

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Protein Energy Protein Energy MalnutritionMalnutrition• Protein – energy Protein – energy

malnutrition (PEMmalnutrition (PEM) ) is a is a condition caused by the lack condition caused by the lack of calories and protein in an of calories and protein in an individuals diet. individuals diet.

• There are two main forms of There are two main forms of PEMPEM::• KwashiorkorKwashiorkor – a disease – a disease

that affects children by that affects children by attacking their body’s attacking their body’s fluid balance and immune fluid balance and immune system. Most often system. Most often children die from a simple children die from a simple fever or common fever or common measles.measles.

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Protein Energy Protein Energy MalnutritionMalnutrition

MarasmusMarasmus – – a wasting disease that is a wasting disease that is caused by lack of calories and protein. caused by lack of calories and protein. The disease is most common in The disease is most common in infants and young children. The infants and young children. The disease basically eats the muscles disease basically eats the muscles and tissues so that the child becomes and tissues so that the child becomes weakweak

Although PEM is most common in children less than 5 years of age, because they require more energy for development, the condition can affect anyone.

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• Symptoms of PEM include: rapid weight lose Symptoms of PEM include: rapid weight lose (10-20% of a persons weight), diarrhea, (10-20% of a persons weight), diarrhea, lowering of overall body temperature, lowering of overall body temperature, dehydration of skin and abnormal weakness.dehydration of skin and abnormal weakness.

• PROTEIN RICH FOODPROTEIN RICH FOOD::

there is a recommend average daily intake of protein for a sedentary person, 0.8 grams per kilogram of body weight.Athletes, have a recommended intake of 1.2 – 1.4 g per kilogram of body weight.

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Balanced Diet = Good Balanced Diet = Good HealthHealth

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Be master of your Be master of your habits, habits, Or they will master Or they will master you.you.

THANK U

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