When your A1C is too high, you are at greater risk of diabetes complications such as kidney disease, cardiovascular ...

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 ...

The A1C level test can give false or inaccurate results in some people. Doctors say your A1C level can be falsely elevated ...