Introduction to Epidemiology 6th Edition by Ray M Merrill

Exercise 2

List and explain the different general classifications of diseases.

Step 1 of 3

Diseases can be defined as the cessation, disorder, and disruption of functions of body, organs, and systems. They can be raise from environmental tensions, lifestyle, infectious agents or microbes, intrinsic weakness, or from any external factor. Generally, the combination of any above factors leads to disease.