Add Yahoo as a preferred source to see more of our stories on Google. If you’ve ever had your blood sugar tested, chances are you’ve heard your doctor mention your A1C. This simple blood test gives a ...

Hemoglobin A1C is a blood test that measures the average amount of glucose (sugar) in your blood over the last three months. “When blood sugar levels stay elevated over time, it causes A1C to increase ...

The hemoglobin A1C (HbA1C), or A1C, test measures your average blood sugar levels over three months. It helps diagnose diabetes and monitor sugar control. Do You Really Need an A1C Test? An HbA1C test ...