SPRINGFIELD - The Illinois Department of Public Health (IDPH) today reported 21,787 new confirmed and probable cases of coronavirus disease (COVID-19) in Illinois, including 239 additional deaths since reporting last Friday, September 17, 2021. More than 80% of Illinois adults have received at least one COVID-19 vaccine dose and more than 63%% of Illinois adults are fully vaccinated, according to data from the Centers for Disease Control and Prevention (CDC). Of Illinois' total population, almost 68% has received at least one COVID-19 vaccine dose and 53% of Illinois' total population is fully vaccinated.