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(WTTW News)

Testing for COVID-19 involves inserting a swab deep into the nasal cavity. But the virus can also be detected in saliva, and early research by University of Chicago scientists found those less invasive tests to be just as accurate.

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In this March 16, 2020, file photo, Neal Browning receives a shot in the first-stage safety study clinical trial of a potential vaccine for COVID-19, the disease caused by the new coronavirus, at the Kaiser Permanente Washington Health Research Institute in Seattle. The vaccine by Cambridge, Massachusetts-based Moderna Inc., generated antibodies similar to those seen in people who have recovered from COVID-19 in a study of volunteers who were given either a low or medium dose. (AP Photo / Ted S. Warren, Fil

Next month, the University of Illinois at Chicago will begin testing a vaccine to see if it will prevent people from getting the novel coronavirus or experiencing severe illness from it if they do get it.

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Pedestrians wear masks as they walk along the sidewalk in the Humboldt Park neighborhood on Thursday, May 7, 2020. (WTTW News)

As Illinois businesses and schools closed to slow the spread of the coronavirus, daily routines changed. How much of an impact will COVID-19 have on people’s future behaviors?

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This April 7, 2020 file photo shows a bottle of hydroxychloroquine tablets in Texas City, Texas. (AP Photo / David J. Phillip, File)

Several authors of a large study that raised safety concerns about malaria drugs for coronavirus patients have retracted the report, saying independent reviewers were not able to verify information that’s been widely questioned by other scientists.

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(WTTW News)

According to a new study, cycling through Cook County Jail — a facility once dubbed the “largest-known source” of COVID-19 in the U.S. — is associated with roughly 16% of all documented cases of the virus in Illinois and Chicago through mid-April.

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(culturarte86 / Pixabay)

The placenta provides nutrients and oxygen to a developing fetus, among other things. In a small study, researchers found the placentas from pregnant women with COVID-19 showed signs of injury.

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(Innviertlerin / Pixabay)

Starting Friday, Illinoisans must wear face masks in public. Ready to make your own? Cotton and other common fabrics, like natural silk and chiffon, are best, a new study finds.

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(Photo by Igor Miske on Unsplash)

Sharing a meal, attending a funeral and celebrating a birthday. In the midst of the COVID-19 pandemic, these otherwise innocuous activities can result in the spread of the highly contagious virus, according to a new report.

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(Ken Teegardin / Flickr)

According to a new survey, four out of five Illinois residents are concerned about being able to afford some aspect of health care in the future, such as prescription drugs and health insurance.

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(Lisa Runnels / Pixabay)

In a small study, pregnant women diagnosed with the novel coronavirus during their third trimester didn’t spread the virus to their newborns. While a local researcher called those results exciting, he said they can’t be generalized to all pregnant women. 

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(Angelo Esslinger / Pixabay)

Cancer treatment can be costly, but new findings from Rush University Medical Center suggest an inexpensive, effective treatment could be within reach. 

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In this May 28, 2019, file photo, a man on a scooter passes a parked scooter along the Mission Beach boardwalk in San Diego. (AP Photo / Gregory Bull, File)

Nearly 40,000 broken bones, head injuries, cuts and bruises resulting from scooter accidents were treated in U.S. emergency rooms from 2014 through 2018, new research shows.

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(Don Harder / Flickr)

The toll of gun violence from school shootings extends beyond victims. A new study finds local exposure to fatal shootings increases youth antidepressant use by 21% in the two years following a shooting.

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(WTTW News)

Last year, 86% of the nearly 490,000 traffic stops made by Chicago police involved a driver of color, according to the ACLU of Illinois. Of those, 300,000 stops involved a black driver.

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(Nate Grigg / Flickr)

Medical providers at Catholic hospitals face multiple barriers to providing contraceptive care to women, and such restrictions have prompted workarounds that can be harmful to patients, a new report from the University of Chicago finds.

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(qimono / Pixabay)

The computer models used to simulate what heat-trapping gases will do to global temperatures have been pretty spot-on in their predictions, a new study found.