Based in Rockford, Ill., Winnebago County Health Department provides services designed to protect, promote and maintain the health of the Winnebago County residents. The organization offers various services, such as disease control, emergency preparedness, environmental health improvement, health promotion, childhood immunizations, vision/hearing tests and family case management among others. Winnebago County Health Department is associated with the Rockford Health Council, National Center for Health Statistics, American Public Health Association (APHA), National Institutes of Health (NIH) and United States Environmental Protection Service (EPA).