This application is used for an individual with type 2 diabetes who reports fatigue. The individual also receives oral hypoglycemic agent last 3 months without or with insulin/ comorbidity. This information and HbA1c level must be sourced from medical records. Since our application detected ~90% of such individuals who reported fatigue, it may not be detected in ~10% individuals. In this case, our application cannot be used to identify whether current fatigue is related to poor HbA1c.