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The hemoglobin A1C test measures your average blood sugar over the past 2 to 3 months, giving an overall picture of blood sugar regulation. Here are the levels and what they mean: Normal: Less...
What is a normal A1C? For people without diabetes, a normal A1C is below 5.7%. For people with diabetes, what’s “normal” and healthy for you depends on your goals and access to diabetes management medication and tools.
Learn about the A1C test, a simple blood sugar test to diagnose prediabetes or diabetes, hemoglobin A1C and what do numbers mean, and how A1C relates to eAG.
Specifically, the A1C test measures what percentage of hemoglobin proteins in your blood are coated with sugar (glycated). Hemoglobin proteins in red blood cells transport oxygen. The higher your A1C level is, the poorer your blood sugar control and the higher your risk of diabetes complications.
What is a normal A1c range by age? A1c tests calculate the percentage of blood sugar in your bloodstream. The normal range, meaning you don’t have diabetes, is below 5.7%.
Key points. The A1C test—also known as the hemoglobin A1C or HbA1c test—is a simple blood test. Your A1C is used to diagnose prediabetes and diabetes, and monitor your progress. Find out more about the test, and your A1C goals. What does the A1C test measure? When you check your blood sugar at home, it's a snapshot of a single point in time.
A hemoglobin A1C (also known as a hemoglobin A1C test or an HbA1c test) is a blood test that can provide information about average blood sugar levels. The test not only helps diabetes patients know if they are managing their blood sugar levels well; it also helps doctors provide a diagnosis of diabetes or prediabetes to those who are unaware ...