Having anywhere from one to four hours of screen time per day at age 1 is linked with higher risks of developmental delays in communication, fine motor, problem-solving and personal and social skills by age 2, according to the study.

Black women are three times more likely to die from a pregnancy-related cause than White women, according to the Centers for Disease Control. It’s a grim reality that led advocates to start The Gathering campaign.

A 3-year-old migrant girl who was on a Texas-sponsored bus to Chicago died last week, prompting investigations by the US Centers for Disease Control and Prevention and other agencies, authorities said.

During his campaign for mayor, Brandon Johnson promised to fire Chicago Department of Public Health Commissioner Dr. Allison Arwady, and Friday night, he did just that — setting off a wave of recriminations and outrage.

The restrictions won’t take effect right away because the Supreme Court previously intervened to keep the drug available during the ongoing legal fight.

The city’s Board of Education will vote next week on a one-year contract worth up to $5 million with the Pittsburgh-based Fisher Scientific company to provide COVID-19 testing supplies to the school district for the upcoming academic year.

The department’s about-face on Choate’s top leader follows months of reporting on poor conditions at the facility by Capitol News Illinois, Lee Enterprises Midwest and ProPublica.

The new school year is just around the corner. WTTW News asked pediatricians and physicians in the Chicago area to share what they think parents should keep in mind as their children head back to school.

Dr. Allison Arwady was the public face of Chicago’s response throughout the COVID-19 pandemic. At the height of the pandemic, she hosted online question-and-answer sessions twice a week and frequently briefed the news media.

Black and Latino students in health care career paths recently shared their findings on past experiments during a summer internship program at Rush University Medical Center.

Texas has bused more than 30,000 migrants to Democratic-controlled cities across the U.S. since last year as part of Republican Gov. Greg Abbott’s sprawling mission on the border.

The director of the Illinois Department of Public Health expressed support for the Illinois Supreme Court’s decision to uphold the state’s assault weapons ban.

Tissue taken from Henrietta Lacks became the first human cells to continuously grow and reproduce in lab dishes. HeLa cells went on to become a cornerstone of modern medicine, enabling countless scientific and medical innovations.

Debate over vinyl chloride has simmered for years, but gained a new urgency after the Feb. 3 derailment of a 50-car Norfolk Southern freight train in East Palestine. Three days later, emergency crews released toxic vinyl chloride from five tank cars and burned it to keep them from exploding.

Loretto Hospital in Austin has reached a tentative deal with about 200 striking workers who took to the picket line July 31.

There were 103 overdose deaths attributable to fentanyl in Cook County in 2015. That number shot up to a record 1,825 in 2022, according to statistics from the Cook County Medical Examiner’s Office. That accounts for more than 90% of all opioid-related deaths in the county.