They are exasperated that their cookie cutter plans for treating Type 2 diabetes and weight control aren’t working. Most patients they see are easy fixes. Cut back on the snack foods and get up and exercise. My wife already does that. So they are somewhat flummoxed and don’t believe her. One asked her to do an phone app so they could monitor how far and fast she was really walking.
https://www.youtube.com/watch?v=FcLoaVNQ3rc
The Two Big Lies of Type 2 Diabetes
I don't have diabetes, but I do have insulin resistance, and I was feeling like I was starving and often got shaky. Watching his Vids helped me a lot. All my lipids have returned to normal, and I'm losing weight, not even doing much exercise.
All good is his series on Etiemology of Obesity. Hope this is helpful for your wife.
Corrected spelling - The Aetiology of Obesity