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 ...

The A1C level test can give false or inaccurate results in some people. Your A1C level can be falsely elevated due to certain medications or health conditions like anemia, among other reasons.

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 ...

How often should you test your glucose and A1C? How do food, sleep and exercise affect blood sugar? Here’s what to know. Credit...Illustration by Andrei Cojocaru; Photos by Getty Supported by By ...

The screening involves getting an A1C test, also known as a hemoglobin A1C test, to measure your average blood sugar level ...