The book gives practical recommendations for the construction of baths and saunas, options for their placement on the site, standard projects. Various designs of bath furnaces are described, special attention is paid to their construction and methods of increasing the efficiency of furnaces. It tells about the basic rules for visiting the bath: about preparing for it, about the time spent in the steam room, preparing bath brooms and using "aromatic cocktails." The healing effect of bath procedures on various organs and systems of the body, methods of therapeutic massage are described in detail.