Is the malnutrition reason for diseases?

Is the malnutrition reason for diseases ? Why ? Write any of such diseases and its characters.
A. Yes, malnutrition is the reason for occurrance of diseases. Malnutrition is eating of food that does not have one or more than one nutrients in required amount. This result in scarcity of nutrients for the proper growth and health of the individual. Kwash¬iorkor disease occurs in children due to the deficiency of proteins in the diet.
Characteristic features of kwashiorkor disease :

  1. Body parts becomes swollen due to accumulation of water in the intercellular spaces.
  2. Very poor muscle development, swollen legs, fluffy face, difficult to eat, diarrhoea, dry skin are the symptoms of Kwashiorkor disease.
  3. The child becomes lethargic and shows little interest in its surroundings or in playing and learning.