is a test used to measure the sugar content in your blood that has occurred over the last few months.
By eating before a blood sugar
test (usually done by finger prick) you can elevate the sugar levels in your blood, but this won't immediately change your hba1c. Hba1c comes from a build-up of "glycated hemoglobin" in the red blood cells over their life cycles, about 120 days.
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