An elevated blood glucose level one hour after the oral glucose tolerance test (OGTT) signals a critical metabolic state—even before prediabetes. Affected individuals respond particularly well to ...

Blood glucose levels vary, depending on a person’s health status and whether they have eaten. People without diabetes typically have between 72–140 milligrams of glucose per 1 deciliter of blood.

This "secretory-reserve hypothesis" may be tested by examination of the plasma insulin response to ingested glucose in subjects with normal and abnormal results on the tests. Since the fractional rate ...

What to expect when undergoing this test ...