What are normal and elevated ranges for hemoglobin a1c? hemoglobin a1c conversion chart (hba1c chart) how often does a person with diabetes need to have.

If you have diabetes, you should have an a1c test at least twice each year to find out your long-term blood glucose control. the a1c test measures your average blood.

For many years, a1c has been a key indicator of long-term blood glucose control, and most people have been encouraged to keep their a1c at 7 percent or less. today.