Some people told they have Alzheimer’s may instead have a newly identified mimic of the disease — and scientists say even though neither is yet curable, it’s critical to get better at telling different kinds of dementia apart.

The Illinois Department of Public Health is investigating a report of Legionella in the water system of a Chicago hospital and two cases of Legionnaires’ disease in patients who were possibly exposed to the bacteria.

A chemical leak that caused a toxic plume to hang for hours over a northern Chicago suburb Thursday sickened dozens of people, including seven who are in critical condition, officials said.

Clean out your medicine cabinet and safely dispose of unused prescriptions during a biannual event that’s collected more than 9 million pounds of pills since its 2010 launch.

The American Lung Association’s annual “State of the Air” report found that Chicago has experienced an increase in days with spikes of ozone-polluted air.

Cases of Candida auris in Chicago have been treatable with antifungal medications, says the chief medical officer for the city’s Department of Public Health.  

The University of Illinois at Chicago and Deerfield Management, a health care investment management firm, are launching a new company to accelerate the commercialization of therapeutics developed at UIC.

The idea of the calorie was developed nearly 200 years ago and has proven to be a poor measuring tool for the speed-driven American diet. 

New research suggests seniors who aren’t on guard against scams also might be at risk for eventually developing Alzheimer’s disease.

More than 90 cases of salmonella carrau have been reported in nine states, including five in Illinois, according to the Centers for Disease Control and Prevention. 

The U.S. Substance Abuse and Mental Health Services Administration is awarding Illinois $15 million to continue combating the opioid crisis across the state through prevention, treatment and recovery efforts.

A $9.1 million gift will help the University of Chicago expand its efforts to treat the social, psychological and medical needs of young trauma patients and their families.

Dr. Julie Morita is moving on after two decades at the Chicago Department of Public Health. She tells us about her future plans, and discusses current threats to the city’s health.

State health officials say Illinois has had 154 confirmed cases of candida auris, a rapidly spreading fungus that can cause severe illness and even death, between May 24, 2016 and April 4, 2019.

A Connecticut-based opioid pharmaceutical manufacturer used deceptive marketing practices to increase prescriptions for its painkillers, according to a lawsuit filed by Illinois Attorney General Kwame Raoul.

Beginning on July 1, Illinois will join California, New Jersey, Massachusetts, Oregon, Hawaii, Maine and Washington, D.C. in banning tobacco sales to those under 21.