Community Answer

Answered by Dr. HealthMetrics 🩺

The A1C level (also known as HbA1c or hemoglobin A1C) is a blood test that measures your average blood sugar levels over the past 2 to 3 months. It is commonly used to diagnose prediabetes and diabetes, as well as to monitor how well your diabetes is being managed.

A1C Ranges:

  • Normal: Below 5.7%
  • Prediabetes: 5.7% to 6.4%
  • Diabetes: 6.5% or above

How It Works:

The A1C test measures the percentage of your red blood cells that have sugar-coated hemoglobin. Since red blood cells regenerate every 3 months, the test reflects your average blood sugar levels over that period.

Why It’s Important:

  • Diagnosis: Helps identify prediabetes or diabetes.
  • Management: For people with diabetes, it shows how well their blood sugar is controlled.
  • Goals: Most people with diabetes aim for an A1C level below 7%, but your doctor may set a different target based on your health.

Factors Affecting A1C Accuracy:

Certain conditions or factors can affect the accuracy of the A1C test, including:

  • Anemia
  • Kidney or liver disease
  • Blood disorders (e.g., sickle cell anemia)
  • Pregnancy
  • Certain medications

If you have any of these conditions, inform your doctor, as alternative tests may be needed.

Last updated: 1/18/2025

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