A1c levels are usually organized by range on a chart and categorized as normal, prediabetes, or diabetes. Learn More: What ...

No, not that number, your A1C. Your A1C measures the amount of sugar in your red blood cells and gives an average of your blood sugar over a three-month period. Why is that important? After all ...

C. Ronald Kahn, M.D. President and Director, Joslin Diabetes Center What is the A1c blood test? The hemoglobin A1C test is a measure of what we call long term glucose control. The way this works ...

These are the most important blood tests that doctors suggest you should have for a deep dive into your health.

Keeping your blood sugar in your target range is the best way to manage diabetes and reduce your risk of complications. Bring your meter or a log of your results with you each time you see your ...