Eventually your pancreas can’t keep up, and your blood sugar rises, setting the stage for prediabetes—and type 2 diabetes down the road. signs & symptoms. you can have prediabetes for years but have no clear symptoms, so it often goes undetected until serious health problems such as type 2 diabetes show up..
What it means and what you can do. there are no clear symptoms of prediabetes so you may have it and not know it. but before people develop type 2 diabetes, they almost always have prediabetes—where blood sugar levels that are higher than normal but not yet high enough to be diagnosed as diabetes..
You usually find out that you have prediabetes when being tested for diabetes. if you have prediabetes, you should be checked for type 2 diabetes every one to two years. results indicating prediabetes are: an a1c of 5.7–6.4%; fasting blood glucose of 100–125 mg/dl; an ogtt two-hour blood glucose of 140–199 mg/dl; preventing type 2.