It is no surprise that people who live in locations in which the balance of nature is disturbed, are sicker.
"Infection" is, at base, dysbiosis or microbial proliferation. Either the local environment of the microbe has changed. Or, it has been introduced into a new environment. In either case, the microbe's terrain has changed. Germ Theory is a special case of Terrain Theory.
Been experimenting with audio on my substack. Appreciate all feedback: