Diabetes medications on cognitive decline Lead Investigator: George Yu Institution : University of Washington E-Mail : yug0208@uw.edu Proposal ID : 1347 Proposal Description: 1) The goal of this study is to evaluate the effect of diabetes medication on cognitive decline using neuropsychological battery tests as the outcome. This study has the potential to generate preventative medications. 2) This study is to test the hypothesis that diabetes medication can affect the rate of cognitive decline over time.