With his wonderful black box, Miller could analyze your thyroid and your liver. He could tell whether you suffered from polio or diabetes or tuberculosis. Amish people flocked to Miller for testing. They bought the vitamins he kept on hand. They were duped.
Medical science says no gadget can possibly diagnose such a wide assortment of body functions.
So Miller went to jail for a short time. Judges ordered him to stop treating people as if he were a doctor. Still, the water softener salesman insists he did nothing wrong, short of bucking the legal and medical establishments. When they're out to get you, they'll get you. No radical change in lifestyle.