Chicago’s been in the grip of an especially bad flu season this year, sending people to the hospital and keeping children home from school. We look at why influenza has been so difficult to fight.

Silhouettes and waist circumferences representing normal, overweight, and obese.

One in 20 U.S. children are severely obese, and the numbers are rising while treatment remains limited. What does this newly defined class risk mean? A panel of medical experts joins us to discuss.

Rush University Medical Center. Courtesy of

We go inside the brand new building at Rush University Medical Center, which promises state-of-the-art readiness for bioterrorism.