Despite what many think, diabetes doesn't just show up without previous warning signs appearing. Full blown Diabetes can take up to ten years to manifest itself. While you may not qualify for a diagnosis of diabetes, you aren't operating in normal state either. You have what's know as prediabetes.
Back to the good news vs. bad news... It can definitely be good news when someone is diagnosed with diabetes because you can use the news to make lifestyle changes that will help avoid complications and will help you live a much happier, higher quality life going forward. Of course the news that you have diabetes is anything but good news, but taking the proper steps once you are diagnosed will go a long way in extending your life while living with the disease.