Resumen
The multifaceted development of tourism has an impact on many interrelated spheres of life. There is a strong concentration of tourist traffic on attractive tourist areas. In addition to the benefits of this phenomenon, it has many negative implications. It is extremely important to identify and to make strategic planning of activities to address emerging problems. The aim of this article is to point to the phenomenon of increasing concentration of tourism in the Polish seaside regions, with particular emphasis on health resorts. Particular attention is paid to the negative aspects of this phenomenon in the field of emerging difficulties in the city logistics. In addition, it presents an overview of possible approaches to solving these problems. The study involved two seaside health resorts ? Swinoujscie and Sopot. Analysis of tourist traffic in these cities covers the years 1995?2014. This analysis formed the basis for the forecast to 2020. The source of statistical data was Local Data Bank of the Central Statistical Office. Moreover, the study procedure and structure of the article were adapted to the aim of this article.