Reviewed: 16. April 2026
HbA1c Glycated Hemoglobin (HbA1c)
Unit: %
Quick Explanation
HbA1c shows the average blood sugar level over the past 2–3 months. Values above 6.5% may indicate diabetes. Values between 5.7% and 6.4% are considered prediabetes. Always discuss elevated values with your doctor.
📊 Reference Values
ℹ️ Reference ranges may vary slightly between laboratories. Always compare your value with the reference range from your own lab report.
🔍 Possible Causes
Value too high — possible causes
- ·Type 2 diabetes
- ·Type 1 diabetes
- ·Poorly controlled diabetes
- ·Insulin resistance
Value too low — possible causes
- ·Hemolysis
- ·Blood loss anemia
- ·Certain hemoglobin variants
This list shows possible causes — not a diagnosis. Only your doctor can correctly interpret your result.
🩺 Questions for Your Doctor
- →Does my HbA1c indicate diabetes or prediabetes?
- →What dietary or lifestyle changes do you recommend?
- →Do I need medication?
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Medical Disclaimer
The content on this page is for general information only and does not replace professional medical advice, diagnosis, or treatment. Always consult your doctor or pharmacist for health-related questions. Lab values should always be assessed in the context of your personal medical history.