SPRINGFIELD, ILLINOIS, October 18, 2021 – Clinical depression affects more than 17 million people in the United States. Among those afflicted, 1 out of 3 has what is called treatment-resistant depression (TRD). Despite medical help, they have been unable to find adequate relief from their symptoms. A new clinical trial at SIU School of Medicine is testing a treatment that could help those with recurring depression. “Depression is a common mental disorder that can become disabling if not treated,” said Jeffrey Bennett, MD, professor of psychiatry at SIU School of Medicine and the principal