Part 1 of Essay
The Three categories of disease are very different from one another. Communicable, Chronic and Degenerative and Hereditary and Genetic Disorders all have their own types of treatments and or cures and are all spread differently. Communicable diseases are diseases caused by pathogens that can be spread from one person or a ....

Part 2 of Essay
.... that go on for a long time or return from time to time over a long period. Usually they can not be cured but many can be helped by medical treatment. Chronic diseases are also degenerative. Such diseases gradually lead to the breakdown of tissues and organs of the body. is a Chronic Degenerative Disease. is the irreversible change in the normal liver tissue that results in the degeneration of functioning liver cells and their replacement with fibrous connective tissue. Cirrhosis can have a number of causes; ....