Ok, those doctors are not just talking about how to cure naturally heart desease, Rheumatoid Arthritis , weight loss, but a lot more health problems can be fixed if u start listening ur own bodies (what they need really) but not the vioces of doctors with diplomas in this or that field.
And no need to look for something very complicated in this world. Good things are SIMPLE things. This world is about making money on the first place. And they do not really care how we all feel. How well we are... Drug companies turn BILLIONS on our health.. and, lets face it, if we were not ill, they would not have made those millions and millions.... they do not want us to be healthy! Our fragile health is MONEY for them!... If famous toothpastes were really that great and worked wonders then dentists did not have so many patients and got richer and richer day after day (yes the way we eat also take its toll on the health of our teeth and gums but the products we treat them with on a daily basis also affect them.. the ingredients in them.
Also look at the following (if u want to see more wider picture in mentioned fields then look at my recent older posts. :)