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1. Fasting plasma glucose (FPG) test. This test measures your blood sugar levels after an overnight fast (not eating for at least 8 hours). The results are typically given in milligrams per...
Do I need to fast for an A1C test? No, you don’t need to fast before getting an A1C test. What should I expect during an A1C test? You can expect the following during an A1C test that involves a sample from your vein, or a blood draw: You’ll sit in a chair, and a phlebotomist will check your arms for an easily accessible vein.
You don't need to fast for the A1C test, so you can eat and drink normally before the test. What you can expect During the A1C test, a member of your health care team takes a blood sample by inserting a needle into a vein in your arm or pricking your finger tip with a small, pointed lancet.
Wondering if you should fast before an A1c test? Find answers to your questions here, including how HbA1c testing works and how to understand results. Read our blog to learn about health, wellness, and how at-home lab testing can help you.
A fasting blood sugar test, for which you must fast overnight before having your blood drawn. A glucose tolerance test, for which you must drink a sweet liquid containing glucose, then wait in the doctor’s office for a set time period before having your blood drawn.
Key points. The A1C test—also known as the hemoglobin A1C or HbA1c test—is a simple blood test. Your A1C is used to diagnose prediabetes and diabetes, and monitor your progress. Find out more about the test, and your A1C goals. What does the A1C test measure? When you check your blood sugar at home, it's a snapshot of a single point in time.
Learn about the A1C test, a simple blood sugar test to diagnose prediabetes or diabetes, hemoglobin A1C and what do numbers mean, and how A1C relates to eAG.