How are healing traditions adaptive to social and cultural development?

Healing Traditions: How have healing traditions changed, from the personalistic systems of early cultures (animism, totemism, shamanism), to naturalistic systems (humoral pathology, Ayurvedic medicine, traditional Chinese medicine), to the more complex Greek (Hippocratic) medical system and the Roman public health system? How are healing traditions adaptive to social and cultural development?
John A. Moore. The Antecedents of Scientific Thought. Science as a Way of Knowing. Cambridge, MA: Harvard University Press, 1993. T
George M. Foster & Barbara Gallatin Anderson. Ethnomedicine. Medical Anthropology. NY: Wiley, 1978. T
David C. Lindberg. Greek and Roman Medicine. The Beginnings of Western Science. Chicago: University of Chicago Press, 2d ed., 2008.
Owsei Temkin. The Hippocratic Practitioner. Hippocrates in a World of Pagans and Christians. Baltimore: Johns Hopkins University Press, 1991.
George Rosen, A History of Public Health, 1-25 T