During the 1700s health conditions in the United States were similar to those in Europe-deplorable. 1800-1850 health status improved little. Federal government started a public health service that dates back to 1798. 1900-1920 known as the reform phase of public health. 1920s relatively quiet period in public health. 1954, Dr. Mayhew Derryberry noted " The health problems of greatest significance today are the chronic diseases." Healthy People, 1979. Promoting Health/Preventing Disease: Objectives for the Nation, 1980. Healthy People 2000, 1990. Healthy People 2010, 2000. Healthy People 2020, 2010. October 22, 1997, Standard Occupational Classification Policy Review Committee approved the creation of a new, distinct classification for the occupation of health educator.