Answer:
A disease is a condition that deteriorates the normal functioning of the cells, tissues, and organs. The two types of disease are infectious diseases and non-infection diseases.
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Infectious diseases |
Non-infectious diseases |
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Diseases that spread from one person to another are called communicable diseases. |
They do not spread to others and they restrain within a person who has contracted them |
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They are caused by microorganisms called pathogens such as bacteria, protozoans, viruses, etc. |
These diseases are caused by pathogens, but other factors such as age, nutritional deficiency, gender of an individual, and lifestyle also influence the disease |
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Examples: Cholera, chickenpox, malaria |
Examples: Diabetes, cancer, asthma, etc. |