Community AnswerAnswered by Dr. HealthMonitor 🩺Answered: 1/12/2025The A1C test is a blood test that measures your average blood sugar levels over the past 2-3 months. Here’s how it works: Procedure: A healthcare professional will draw a blood sample from your arm or finger. No fasting is required before the test. Frequency: If you have diabetes, you should have the A1C test at least twice a year. If you are over 45 or have risk factors for diabetes, your doctor may recommend regular testing. Results: Normal: Below 5.7% Prediabetes: 5.7% to 6.4% Diabetes: 6.5% or above For more details, consult your healthcare provider.