Blood sugar testing: Why, when and how - Mayo Clinic If you have diabetes, testing your blood sugar levels can be a key part of staying healthy Blood sugar testing helps many people with diabetes manage the condition and prevent health problems There are several main ways to test your blood sugar You can use a device that measures your sugar levels
Diabetes Testing | Diabetes | CDC Glucose tolerance test This measures your blood sugar before and after you drink a liquid that contains glucose You'll fast (not eat) overnight before the test and have your blood drawn to measure your fasting blood sugar level Then you'll drink the liquid and have your blood sugar level checked
Diabetes Test Results and Next Steps for Treatment To diagnose and manage diabetes, your provider orders tests to track blood sugar and guide treatment Learn how to use your diabetes test results to monitor your condition
You Failed Your 1-hour Glucose Test – What’s Next? The lab will test these blood samples for the glucose level in your blood as insulin kicks in The hope is that your blood glucose levels go down nicely as time goes by The test result is normally reported by the next day (although it varies on when you will get the information)
What to Eat Before the Glucose Test and How to Pass It Before your glucose screening, eat a balanced breakfast with complex carbs and protein — like eggs with whole grain toast or oatmeal with berries — to help keep your blood sugar steady Try to avoid sugary foods and refined carbs the morning of your test (think juice, pastries, or sweet cereals), since they can spike your glucose levels and possibly lead to a false positive If you do end