The hemoglobin A1C blood test can show your blood sugar levels over
time. It’s also called the glycated hemoglobin test. This test measures your average
blood sugar level over the past few months. A higher A1C result means your blood sugar
has been high. This means that you may have a higher risk of complications from
The A1C is a blood test done by your healthcare provider. Sometimes
the A1C test is used as a screening tool. This means it's used to see if a person
prediabetes or diabetes. More often it is used to see how well you are managing your
blood sugar. You will likely have an A1C test every 3 to 6 months.