SIOUX FALLS, S.D. (MITCHELLNOW) Obesity, substance abuse, and mental health are among the top health concerns in Sioux Falls. Wednesday morning, the City Health Department released its Community Health Assessment, joined by officials from Sanford, Avera, and the VA. Dr. Jennifer Tinguely, the City’s Chief Medical Officer, emphasized that improving adolescent mental health is a key priority. The Community Health Assessment happens every three years.