Both type 1 and type 2 diabetes independently increase the adverse impacts of COVID-19, according to a study published online Dec. 2 in Diabetes Care. Justin M. Gregory‚ M.D.‚ from the Vanderbilt University School of Medicine in Nashville, Tennessee, and colleagues used data from a regional health care network to understand the risk for COVID-19-related hospitalization and illness severity in patients with type 1 diabetes.