Non-Communicable Diseases Symptoms and Prevention – CBSE Class 9 Science

Non-Communicable Diseases Symptoms and Prevention – CBSE Class 9 Science

In this article, we will study ‘ Non-Communicable Diseases Symptoms and Prevention ‘, from the Chapter 5 – Why do we fall ill out for Class 9 Science.

Diseases which do not spread from an infectious person to a healthy person are non-communicable disease. These diseases are also called non-infectious diseases e.g., diabetes, arthritis, heart disease and cancer. Many non-communicable diseases are caused by nutritional deficiency.

Nutritional Disorders

• For the normal growth of the body, well-balanced diet is required.
• A balanced diet has nutrients in the right proportion for proper growth and development of both body and mind.

Some diet-deficiency diseases are

1. Protein Energy Malnutrition (PEM)

• Protein-energy malnutrition leads to two types of diseases.

1. a) Marasmus (b) Kwashiorkor
2. a) Marasmus

• This is due to protein deficiency.
• The causal factor may be due to early replacement of mother’s milk by other foods of low protein and calorific value.

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