Diseases
1) are outbreak diseases that attack many people at the same time and spread very quickly.

2)Infectious diseases spread from one person to another through air, water, food, physical contact and insects, hence also called .

3)Non-Infectious diseases such as blood pressure are caused by nutritional deficiencies, hence called

4)Diseases that last for a short period are called acute diseases. Diseases that last for a lifetime are called

5)Bacteria, viruses, fungi, protozoa and worms that cause diseases are called

6)Diseases caused by viruses are common cold, influenza, dengue fever and AIDS 
  


  


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