The A1C test, also known as an HbA1C, hemoglobin A1C, glycated hemoglobin, or glycosylated hemoglobin test, is a blood test used to diagnose and monitor diabetes. It shows your average blood sugar ...

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 ...

Hemoglobin is a protein that is found in red ... information about substances and conditions that interfere with A1C test results. CNN's medical unit brings you the best experts available to ...

The A1C test is a blood test that measures the percentage of sugar attached to hemoglobin, a protein in red blood cells. The higher your A1C, the higher your average blood sugar levels have been ...

The A1C test, also called hemoglobin A1c (HbA1c), measures the amount of hemoglobin with attached glucose in the blood. It then reflects the average blood glucose levels for the past 3 months.

This will help you and your doctor make decisions about your diabetes treatment. To test your blood sugar, you’ll use a blood sugar meter. This measures the amount of sugar in a small sample of ...

Understanding your health requires more than just regular checkups and occasional blood tests. One of the most critical markers of overall well-being, especially for those at risk of or living with ...

We also noted an increase in the uptake of Hgb A1c screening in patients age 45 or more, from 20% in our previous study (immediately prior to the release of guidelines recommending this test in ...