For the first time since the end of Illinois' mask mandate, residents in all 102 counties can safely visit public indoor spaces without wearing masks, data.
With COVID metrics rising in other parts of the world, what does that signal for the United States? Chicago's top doctor weighed in on what's happening in.
Chicago Public Schools' mask-optional policy will remain in place, at least for now, following a recent ruling. Plus, new evidence emerges on how diabetes and.