Cook County officials have submitted a new proposal for closing a charity hospital in Chicago's southern suburbs and converting it to an outpatient care center.

May 18, 2011, was HIV Vaccine Awareness Day, a time to remind ourselves of the worldwide effort to create vaccines to help prevent HIV infection and to boost the immune systems of people already infected with the virus.

An Illinois lawmaker who sponsored failed legislation to ban artificial trans fats from restaurants said he'll try again with a version excluding baked goods such as doughnuts.

Doctors are reporting big gains against melanoma, the deadliest form of skin cancer. Two studies on novel drugs find they can extend survival dramatically.

Illinois regulators say hair smoothing products used by salons may produce harmful formaldehyde, even if the ingredient isn't listed on labels.

Millions of women at higher-than-usual risk of breast cancer have a new option for preventing the disease. Pfizer Inc.'s Aromasin cut the risk of developing breast cancer by more than half, without the side effects that have curbed enthusiasm for other prevention drugs, a major study found.

Sunday marks 30 years since the first AIDS cases were reported in the United States. And this anniversary brings fresh hope for something many had come to think was impossible: finding a cure.

A respected international panel of experts says cellphones are possible cancer-causing agents, putting them in the same category as the pesticide DDT, gasoline engine exhaust and coffee.

The Vatican has invited AIDS experts from around the world to a two-day symposium on preventing HIV and caring for people with the virus, just months after the pope made international headlines with his comments about condoms and AIDS.

Rev. Lennox Yearwood Jr. cleared the air about pollution and sustainable existence when he spoke recently at the Green Festival.