Normal A1C Remains the Same for All Ages
DEAR DR. ROACH: Do you find in your practice that “normal” A1C for non-diabetics changes with age? — D.D. ANSWER: The hemoglobin A1C is a measure of how much sugar is on a hemoglobin molecule. Blood sugar will attach to hemoglobin, and the more sugar in the blood, the more that will become bound to hemoglobin over the lifetime of a red blood cell. The A1C then provides a very good (but not perfect) guide to blood sugar over the past two to three months. The A1C is not reliable in people with abnormal or unusual hemoglobin types, or in people with a condition of increased ...