Illinois public health officials are hoping vaccination campaigns help stop the spread of several prominent diseases.
By immunizing as many people as possible, health care providers want to prevent disease from taking hold in Illinois. Dr. Nirav Shah is Director of the Illinois Department of Public Health. He says right now there's an emerging threat from outside the state.
"A number of states across the country, including some of Illinois' neighboring states, have been experiencing very large outbreaks of Hepatitis A," he said.