[Reflection of hygenic and anti-epidemic problems at international hygenic exhibitions in Dresden in 1911 and 1930].

Ist International Hygenic Exhibition took place in Dresden in 1911 and it was dedicated to communicable diseases. In period of three months when it was opened it was seen by 5 million people. Next, the second - in 1930, was including also the problems connected with neoplastic and psychic diseases, and also with diseases of circulatory system. Sections dedicated to different problems, have had a similar didactic plan. They have been presenting a disease prevalence in the world; how to recognize it and what the course of it is; how it comes to infection and how it is transmitted; what present medicine can do about its treatment; what everybody should do to prevent becoming ill. Exhibitions were one of the elements of communicable diseases prevention, and of health education propagation; they played a significant part in this field.