He’s a doctor with decades of experience. Even so, if the information presented is credible, his credentials don’t matter. If Joe the garbage collector did the research and came to the same conclusions, his data is no more valid and no less valid. You argue the point, not the person.
I’d be more open to your argument if people really relied on peer reviewed research and not on any crackpot that says something that you are already inclined to think is true.
+1
But somehow I don’t think reasoning actually matters to Fuzz.