Prediabetes, which affects over 86 million adults in the United States, is established by achieving a fasting blood sugar in the range of 100-125 mg/dl and / or an impaired glucose tolerance test.The good news is that prediabetes can be, in many cases, returned to a normal blood sugar status, with appropriate, positive lifestyle changes, that involve a combination of dietary restriction and exercise.There is also evidence that type 2 diabetes may be reversed with more invasive strategies – su...