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 ...

Eli Lilly announced the results of a clinical trial for its new pill, which the company said causes nearly 8% weight loss at ...

The tests used to check for prediabetes or diabetes can help determine a diagnosis. The A1C test is a blood test that measures the percentage of sugar attached to hemoglobin, a protein in red ...

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 ...