Review article deals with traffic accidents in our country and the problems of their causes. In comparison with economically developed countries traffic accidents prevalence raised since 1990 till 1995 and with small decline in 2004 it remains on a high level of 140 deaths in traffic accidents for 1 million of inhabitants, which makes the Czech Republic one of the worst among the compared countries. In agreement with present views, the main course of accidents is the human error. Attention is given to traffic accidents prevalence of young men versus young women, and to the evaluation of psycho-physiologic functions in elderly drivers. Personal qualities are among the most important in the neglecting of traffic rules, in the aggressivity, non-tolerance and disrespect to the freedom of others. Besides the building of the more perfect infrastructure, it is necessary to improve the register of accident recidivist drivers and for accidents and repeated accidents to promote compulsory psycho-neurological examination. Similarly to preventive check outs for alcohol, it s necessary to introduce similar measures to cope with growing effects of drugs.

        Key words: traffic accidents incidence in CR, international comparison, human error, personality disorders, drugs, handicaped drivers.