Medical professionals and public health advocates in Illinois are calling on lawmakers to pass legislation to curb limiting what they say is a “reckless overuse” of antibiotics in meat-producing animals.

Learning how to read MRIs and inspect cell tissues are lessons typically reserved for students in medical school, not high school. But some suburban teens are doing just that, thanks to a newly expanded youth residency program.

Last week, the Food and Drug Administration said people shouldn’t eat any romaine because of an E. coli outbreak. Now, it says it’s OK to eat some romaine lettuce again. Just be sure to check the label.

The debate gained new urgency this week with the shooting death of Dr. Tamara O’Neal outside Mercy Hospital, as physicians argue shootings are a public health crisis that they must play a key role in trying to stem. 

Health officials in the U.S. and Canada told people Tuesday to stop eating romaine lettuce because of a new E. coli outbreak. Two people in Illinois have tested positive for this same outbreak strain. 

With the holiday season upon us, consumer advocates are warning shoppers about hazardous toys. Find out which products to leave on the shelf.

Air pollution’s impact on life expectancy exceeds that of communicable diseases such as AIDS, cigarette smoking and even war, according to a first-of-its-kind study from the University of Chicago.

An estimated 5 million Americans are living with Alzheimer’s disease, and that number is expected to rise. We learn about one of the world’s most comprehensive studies of the disease, taking place right here in Chicago.

Lawmakers are set to consider legislation this week that would limit the use of antibiotics in food-producing animals, a practice that has been shown to fuel drug-resistant bacteria that can be dangerous to humans.

New federal guidelines stress that any amount and any type of exercise helps health. “Doing something is better than doing nothing,” said Dr. Donald Lloyd-Jones of Northwestern University.

Former first lady Michelle Obama opens up about her family’s fertility struggles in her new book “Becoming.” We ask a local doctor about the myths and facts of infertility.

The city of Chicago plans to file a lawsuit Tuesday against a handful of retailers caught illegally selling e-cigarette products to an underage Chicago resident as part of an undercover sting.

While fewer teens are using traditional cigarettes, more are turning to e-cigarettes. The trend “sets youth tobacco control programs backward more than 10 years,” said researcher Scott Hays.

Cannabidiol, or CBD oil, is increasingly being used to treat a range of ailments, from basic pain to rheumatoid arthritis to, in one Schaumburg child’s case, epilepsy.

Despite documented benefits of breastfeeding, only about half of American mothers breastfeed their infants through the first six months of their life. A new study seeks to find out why. 

A 52-year-old man was pronounced dead Saturday morning about 10 minutes after he was discovered on the city's far South Side.