"Pasteur’s promotion of germ theory (a flawed notion that he did not so much “discover” as repackage) has remained “dear to pharmaceutical company executives’ hearts” up to the present day, having laid the groundwork for “synthetic drugs, chemotherapy, radiation, surgical removal of body parts and vaccines” to become the “medicine[s] of choice.” The unshakeable belief that there is one microbe for every illness is so ingrained as the “controlling medical idea for the Western world” that competing ideas about disease causation still have difficulty gaining traction."

https://www.westonaprice.org/health-topics/notes-from-yesteryear/germ-theory-versus-terrain-the-wrong-side-won-the-day/