![](https://www.diabetesnews.com/wp-content/uploads/2014/05/glucose-testing-150x150.jpg)
Many Americans with type 2 diabetes may be getting unnecessary blood sugar tests — and, in some cases, needless changes in medication, a new study suggests. Researchers found that in a large group of U.S. adults with well-controlled type 2 diabetes, 60 percent were undergoing too many hemoglobin A1C tests.