A1C: What It Is, Test, Levels & Chart - Cleveland Clinic
An A1C test measures the average amount of sugar in your blood over the past few months. Healthcare providers use it to help diagnose prediabetes and Type 2 diabetes and to monitor how well your …
Understanding A1C Test | ADA - American Diabetes Association
What Is the A1C Test? The A1C test can be used to diagnose diabetes or help you know how your treatment plan is working by giving you a picture of your average blood glucose (blood sugar) over …
Hemoglobin: A1C Test, Range, and Normal Levels - WebMD
Jun 17, 2024 · The hemoglobin A1c test tells you your average level of blood sugar over the past 2-3 months. It's also called HbA1c, the glycated hemoglobin test, or glycohemoglobin.
A1C test - Mayo Clinic
Feb 22, 2025 · For people living with diabetes, the test checks how well they manage blood sugar levels. The A1C test also is called the glycated hemoglobin, glycosylated hemoglobin, hemoglobin A1C or …
A1C Test for Diabetes and Prediabetes | Diabetes | CDC
May 15, 2024 · 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.
A1C levels: Dangerous vs normal and how to lower It? - Drugs.com
This guide explains what A1C is, what counts as a normal or dangerous A1C level, and how you can lower your A1C through healthy lifestyle changes and, if needed, with medications prescribed by …
Hemoglobin A1c (HbA1c): What to know if you have diabetes or ...
Jun 30, 2025 · Hemoglobin A1c (HbA1c) is a measure of average blood sugar. Learn how it’s measured, what’s considered normal HbA1c, what HbA1c level you’ll want to target if you have diabetes, and …
High A1C Levels: What They Mean and How to Lower Them
3 days ago · Your A1C measures how well your body is controlling your blood sugar. When your A1C is too high, you might be at risk of developing diabetes complications.
A1C: What It Is and What Normal Levels Are - Health
Oct 1, 2025 · What Exactly Is A1C and Why Is It Important for Your Health? The A1C test measures blood sugar levels over the past two to three months. Normal A1C levels are lower than 5.7%, while …
All About the Hemoglobin A1C Test - Healthline
Feb 25, 2025 · A1C levels refer to the amount of hemoglobin in your blood that has glucose attached to it, which can be useful for monitoring blood sugar levels over time.