I'm also a diabetic, and while the disease itself may have little impact on your game, there are situations where the state of your health at the moment can cause difficulties. For example, an extreme sudden drop or spike in blood sugar can affect your concentration on the lanes. It takes time and good management of the disease to recognize the signs and take steps to fix the issue before it becomes a problem.
Leftnine, if you have specific questions, there are probably more than a few of us on these boards who can speak from our experiences. If you want to talk with Ryan because he's Ryan, you may have luck contacting him via the PBA site.
Deb