epidemiological transition

ABSTRACT

The epidemiological transition was thought to be a unidirectional process, beginning when infectious diseases were predominant and ending when noncommunicable diseases dominated the causes of death. It is now evident that this transition is more complex and dynamic where health and disease evolve in diverse ways. It is rather a continuous transformation process with some diseases disappearing and others re-emerging. This paper addresses the mechanisms involved and the indicators that demonstrate the changing patterns of diseases