Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose Insulin Resistance and Prediabetes ?
    ### Response:
    Health care providers use blood tests to determine whether a person has prediabetes, but they do not usually test specifically for insulin resistance. Insulin resistance can be assessed by measuring the level of insulin in the blood.
                
However, the test that most accurately measures insulin resistance, called the euglycemic clamp, is too costly and complicated to be used in most health care providers' offices.
    