Record-breaking heat indices — a combination of temperatures and humidity to determine how heat really feels to the body — ...

Chicago is in store for more “dangerously hot and humid conditions” Sunday, with temperatures expected to climb well into the ...

Chicago beaches are tested for bacteria every day during the summer season to make sure it's safe for swimmers to get in. And ...

Four zip codes are most at-risk when it comes to dangerous heat waves and temperatures like those arriving this weekend in ...

The Chicago Department of Public Health announced on Friday that the first batch of mosquitoes that tested positive for the ...

Temperatures are expected to soar into the 90s on Saturday, with the heat index reaching 100-105 degrees on Saturday, Sunday ...

U.S. Health Secretary Robert F. Kennedy Jr. last week announced he would “retire” the entire panel that guides U.S. vaccine ...

At least 16 counties across the state have had cases of West Nile Virus in birds, mosquitoes and horses, though no human ...

Health officials in Chicago confirmed Friday that mosquitoes in the city have tested positive for West Nile virus for the ...

St. Louis, Chicago and Des Moines were among the cities that saw heat indexes hit triple digits on Saturday, with the East ...

The locations of the vending machines were strategically selected based on geographic analysis that highlighted areas of ...