The following chart outlines normal blood sugar levels, as well as ranges that are consistent with prediabetes and diabetes. These ranges apply to all adults, including those over 65. Blood sugar ...

Prediabetes is a condition in which your blood glucose levels are above a typical range but not high enough for a diabetes diagnosis. This may be difficult to know how it’s different from type 2 ...

The higher your blood sugar, the more insulin you'll likely need to take to get your blood sugar levels back to a normal range ... you eat could make your SSI chart less accurate.