For more than 20 years, researchers at Northwestern University have collaborated with a global network of scientists to try and unravel the mysteries of Parkinson's disease. A study published this month in Nature Genetics shares an important discovery from that research.

Here’s another reason to consider giving your cellphone a rest: Compulsively checking such devices as a way to cope with uncomfortable situations has been linked to anxiety and depression in college-age students.

“People need to think of adequate sleep as an important aspect of maintaining good health," said Erin Hanlon, Ph.D., lead author of a new University of Chicago study linking insufficient sleep with increased consumption of snacks and high-energy, high-fat foods.

We take a look at a new study that says Alzheimer’s is the third leading cause of death with one of the study’s researchers, Bryan James of Rush Alzheimer’s Disease Center. Read the full study, an article about super-agers, and view a graphic on Alzheimer's disease.

The doctor-patient relationship can sometimes become a tricky one, and health care professionals are working towards improving the process and outcome of patient care. What are some of the key issues facing patients, health care professionals and ethics? We talk with Dr. Peter Angelos, the Associate Director of the MacLean Center for Clinical Medical Ethics.

President Obama's State of the Union called for universal preschool. Nobel Prize-winning professor James Heckman shares his research on the benefit of preschool decades after graduation.

A new study examines how the impact of a divorce early in a child's life may cause more behavioral problems. We hear from the study's co-author.

A new study examines the lives of Chicago's richest 1 percent. We explore how they spend their money and the issues they hold dear.

More than 20 percent of Chicagoans don't know where their next meal is coming from. A new study by the Greater Chicago Food Depository reveals hunger across Cook County. Carol Marin takes a look at who's being hit hardest and why.