Introduction: the kinds of medicine
9. From epidemiology to medicine, prevention, and public health
5. The rise of lifestyle: 1900–1980s
epidemiologic transition , as well as the changes in health services, also encouraged public health as a profession to seek new avenues. Diseases of lifestyle and chronic diseases were replacing the old pattern of epidemic infectious disease. In the decades after World War II, public health began to pursue a new role in dealing with these population-wide conditions. It was part of a questioning of the authority of clinical medicine which took place in the 1970s.
A Very Short Introduction