Looking at Humes work plublished in 1923, we can see that there might be more to terrain theory and Bechamp’s work than we have historically made to believe.
@Jake Woodhouse has been discussing this.
Terrain theory points to the importance of keeping the internal body healthy to prevent disease. This means that lifestyle factors and environment are very important. Health like our money should be something that we each individually own and work with healthcare and wellness professionals when needed.
https://babel.hathitrust.org/cgi/pt?id=uc1.31175004177021&seq=11