Visitors from Wisconsin to Chicago will continue to be required to quarantine for two weeks in an effort to stop the spread of the coronavirus, as the northeast part of the state experiences a surge of cases and hospitalizations.

The staffer who was diagnosed with COVID-19 had close contact with Gov. J.B. Pritzker on Wednesday in Chicago, on Thursday in Marion and on Sunday in Marseilles, according to Pritzker's office.

The bleak milestone comes nine months into a crisis that has devastated the global economy, tested world leaders’ resolve, pitted science against politics and forced multitudes to change the way they live, learn and work.

Tuesday marks the first ever International Day of Awareness of Food Loss and Waste, so let’s talk about the produce that spoiled in your refrigerator and the unopened cans you trashed because they were past their “expiration date.”

Chicago bars will once again be able serve customers indoors starting Thursday, as Mayor Lori Lightfoot moved to lift restrictions after a drop in the number of confirmed cases of the coronavirus.

New coronavirus cases reported by state health officials bring statewide totals to 287,930 cases and 8,601 deaths since the first infection was reported in Illinois in late January.

Through desperate efforts to save their lives, scientists now better understand how to treat and prevent the disease — and millions of others may survive.

More than 40 people have gotten sick and four have been hospitalized, the U.S. Centers for Disease Control and Prevention said Thursday.

The U.S. is averaging more than 40,000 new confirmed cases a day. While that number is dramatically lower than the peak of nearly 70,000 over the summer, the numbers are worrisome nonetheless. 

State health officials also reported 25 coronavirus-related deaths, including seven in Cook County.

Little Village on Chicago’s Southwest Side is known for its rich Mexican culture. But some residents and business owners fear a neighborhood staple could be in danger.

The U.S. death toll from the coronavirus topped 200,000 Tuesday, hitting the once-unimaginable threshold six weeks before an election that is certain to be a referendum in part on President Donald Trump’s handling of the crisis.

With thousands still becoming infected with the coronavirus daily, health officials are urging Illinoisans to get a flu shot in order to avoid a dangerous co-infection.

Researchers at the University of Chicago Medicine have found an apparent link between vitamin D deficiency and the likelihood of getting COVID-19. Paleontologist Neil Shubin has details on that story and more.

The Centers for Disease Control and Prevention released guidelines Tuesday to help people understand the potential risks associated with common fall and winter traditions, like trick-or-treating and holiday travel.

Gov. J.B. Pritzker provided an update on the coronavirus pandemic in Illinois on Wednesday, touting the state’s success with testing for the virus — and noting one particular geographic area that’s at risk of tighter restrictions.