Epidemiological Transition

The term “epidemiologic(al) transition” was coined by Abdel Omran in 1971 to refer to the shift from an infectious disease–dominated cause of death pattern to one in which chronic degenerative ailments predominate. As such, the epidemiological transition is one strand of a broader process of “demographic transition” comprising declining birth and death rates, population aging, changing morbidity patterns, increasing spatial mobility, rising …