The preventive method does not wait until disease has fully developed and gained the ascendancy in the body, but concentrates its best endeavors on preventing, by hygienic living and by natural methods of treatment, the development of disease. Thus it endeavors to put the human body in such a normal, healthy condition that it is practically proof against infection or contagion by dis ease taints and miasms, and against the inroads of bacteria and parasites.
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