Public health is the science of preventive health of the general public. A public health physician is concerned with prevention of disease by promoting vaccinations and immunizations and other public health services. This physician may have a background in epidemiology, or environmental, behavioral or occupational health. The public health physician may also direct health programs for governmental or private agencies. This specialist analyzes community health trends, and may consult with other physicians, community organizations or welfare agencies.

Doctor density varies by specialty and location. Iowa has 5 practicing public health doctors. Broken out by city, public health doctor density in Davenport is 1, in Des Moines is 1, in Iowa City is 1, in Johnston is 1, and in Windsor Heights is 1.

Iowa’s capital is Des Moines, home to Drake University. Iowa achieved Statehood 1846, and the state’s population is now 2,996,334. The Mississippi river borders the state on the east, and a majority of the state’s economic output is agricultural. Many cultural and entertainment opportunities exist for visitors to the “quad cities” of Davenport and Bettendorf, IA, and Rock Island and Moline, IL. Numerous museums, arts, music and sports events are available in Iowa, including the Herbert Hoover National Historic Site, the Amana Colonies, and the Buffalo Bill Cody Homestead. Famous people born in Iowa: Buffalo Bill, entertainers Johnny Carson and John Wayne, and former president Herbert Hoover.

According to 2005 Census estimates, Iowa has a population of 2,966,334. Of this population, 656,031 are under the age of 18 and 434,196 are at or above the age of 65.