Report examines health of Black Chicagoans Tim Stumm 4 years ago The Chicago Department of Health is out with a first of its kind data brief for the agency detailing the drivers of a more than nine-year life expectancy gap between Black and non-Black residents. To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.