Metformin, most commonly used to treat type two diabetes, is one of the most prescribed medications in the United States. We talk to Cindi Morshead, whose research found metformin has sex-dependent effects on brain repair in mice. In recent years, metformin’s off-label benefits have become an area of interest, with some even deeming it a miracle drug. We were curious about the adverse effects of the drug, so Adam Konopka joins us to explain his study looking at how metformin blunts the effects of exercise