and this type of hemoglobin is known as hemoglobin A1c. The amount of hemoglobin A1c depends on the level of sugar (glucose) in the blood: the higher the blood sugar the higher is the amount of hemoglobin A1c.
First of all, what is hemoglobin A1c? In contrast to glucose, which measures blood sugar at a given point in time, hemoglobin A1c (often abbreviated HbA1c) measures average blood sugar over an interval of 3 to 4 months. But it expresses them not as average glucose, but as a percentage ...
Laboratory A1c test measures the percentage of hemoglobin that has glucose bound to it. But why is the result not the same as a simple blood sugar level test? You might already know that our red blood cells live, on average, 120 days – or four months. Hemoglobin is found inside Red ...