Prediabetes is marked by unusually high sugar levels, although not sufficient to bring about an analysis of diabetes. Prediabetes is a reasonably new term for which used to be called reduced sugar threshold or reduced going on a fast glucose -- two problems that now characterize prediabetes.

My father is having diabetes from last 8 yrs.He is 62 now.He is physically very active and performs yoga regularly.He is thin built.His sugar levels are between 150-250.He takes medicines.Can somebody help me if there is anything to worry or anything else that can be done?His eyesight is very normal.Somebody pls help me.