?The medical care of the city of Leoben between the 13th and the 20th century? is the social-historic studies of resources as a contribution to the medical history as well as to the historical research of styrian cities. Leoben is the 2nd largest city in Styria. There is a large quantity of resources. The minutes of the council of the municipality of Leoben are the main source of this work. Furthermore, the portfolio of the archive of the country Styria and some smaller archives have played a significant role for the investigation about Leoben and the convent of Göss, which was nationalised later in history. The files of the ethnarchy and the register of persons of the diocese of Graz offered some interesting findings. The studies of the local press delivered an insight into the basic of the medical care of the population of Leoben. The research area is the borough of present-day Leoben. Since the districts Göss and Donawitz have lost their rural character only with the industrial revolution in the 2nd half of the 19th century, it is possible to describe the circumstances in a city as well as in rural areas. The timeline is drawn from the beginning of the hospitals in Leoben in the 13th and 14th century to the World War II. Some topic connected forecasts reach into the 21st century.Due to the existing resources, the main focus of this work is between the 16th and the 19th century. This period is especially interesting in matters of medical care - numerous novelties and changes take place in this time. The development of the medical staff, their life situation and social status and the public medical facilities are dealt with as well. The medical reforms and their impact on the population of Leoben in connection with the life expectancy, the infant mortality and the cases of tuberculosis are compared to the research of the historic demography of Europe.