What is malnutrition? Explain some nutrition deficiency diseases.

Explanation

Eating o f food that does not have one or more than one nutrients in required amount is known as malnutrition. Poor health , willfull starvation , lack of awareness of nutritional habits , socio - economic factors are all the reasons for malnutrition.
Malnutrition is of three types : 1) Calorie malnutrition, 2) Protein malnutrition , 3) Protein calorie malnutrition.
1) Kwashiorkor disease: This is due to protein deficiency in diet. Body parts become swollen due to accumulation of water in the intercellular spaces. Very poor muscle development, swollen legs , fluffy face , difficult to eat , diarrhoea , dry skin are the symptoms of this disease.
2) Marasmus : This is due to deficiency of both proteins and calories . Generally this disease occurs when there is an immediate second pregnancy or repeated child births. Lean and weak, swelling limbs, less developed muscles, dry skin , diarrhoea, etc., are the symptoms of this disease .