The reason why A1C, glycated hemoglobin, is an indicator of blood sugar levels is that some of the glucose in the blood binds to hemoglobin, the protein found in red blood cells and responsible for transporting oxygen around the circulation.2.ast facts on the A1C test. Here are some key points about the A1C test. More detail and supporting information is in the body of this article. 1  A1C is an abbreviation for glycated hemoglobin, which forms when glucose attaches to a protein in red blood cells.
Learner's definition of LADEN. [more laden; most laden] : loaded heavily with something : having or carrying a large amount of something. a richly/heavily laden buffet table [=a buffet table on which there is a large amount of food] sugar-laden junk food.
1. anything put in or on something for conveyance or transportation; freight; cargo: a truck with a load of watermelons. 2. the quantity that can be or usu. is carried at one time, as in a cart. 3. this quantity taken as a unit of measure or weight (usu. used in combination): carload. 4. burden: a tree weighed down by its load of fruit. 5. the weight supported by a structure or part. 6. the amount of work assigned to or to be done as by a person, team, or mechanical system. 7. something that oppresses like a burden: That's a load off my mind. 8. loads, Informal. a great quantity or number: loads of fun.