Those of us who have diabetes have enough to be concerned about for me to be writing here about all those things that don’t help us. You won’t find me writing about any of those many supplements and miracle cures that won’t do anything for you except separate yourself from your money. You don’t need me to tell you that if it sounds too good to be true, it probably is.

Have you noticed that whenever you encounter a problem, the act of dealing with that problem can create more problems,...