1.

List the causes of diseases.

Answer»

Diseases develop due to a number of causes such as: 

1. Imbalances in the diet. 

2. Infection by micro-organisms. 

3. Malfunctioning of body organs. 

4. Allergic reactions to substances in the environment. 

5. Social factors such as smoking, alcoholism, drug addiction, unhealthy life style.



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