COACHING Information about the frst author: Tadeusz Ambroży, Associate Professor at the University of Physical Education in Krakow, trainer of ju-jitsu, judo, karate, international referee in ju-jitsu and karate Tadeusz Ambroży 1(ABCDEFG) , Mateusz Nowak 2(ABCDEF) , Dariusz Mucha 1(BDEFG) , Wiesław Chwała 1(CDEF) , Juliusz Piwowarski 3(DEF) , Lothar Sieber 4(EF) 1 Faculty of Physical Educ. & Sport, University of Physical Education in Krakow (Poland) 2 Personal trainer (Poland) 3 School of Higher Education in Public and Individual Security “Apeiron” in Cracow (Poland) 4 Sport School L. Sieber, Munich (Germany) Address for correspondence: Associate Professor, Tadeusz Ambroży Faculty of Physical Educ. & Sport, University of Physical Education in Krakow, Poland e-mail: tadek@ambrozy.pl Te infuence of an original training programme on the general physical ftness of ju-jitsu trainees Submission: 1.11.2014; acceptance: 15.11.2014 Key words: ju-jitsu, physical ftness, strength training, martial arts Abstract: Aim. Ju-Jitsu is a discipline which has a high level requirements when it comes to trainees’ motor skills preparation. Great changeability of actions in the course of fght makes it necessary to develop the strength of shoulders, legs, back, stomach and forearms. Te aim of this study was to determine the scope of infuence on selected somatic features and the level of physical ftness of ju-jitsu trainees taking part in a modifed circular training that is an original programme as well. Te conducted research allowed to formulate the following research questions: 1. Has the experimental training programme infuenced the level of the participants’ selected somatic characteristics? 2. Does the experimental training programme infuence the level of strength, speed and stamina skills in the group of ju-jitsu trainees? Method. In the study ju-jitsu trainees (N = 30) characterized by similar somatic parameters have been included. In the course of participant verifcation the following assumption was made: participants have to be males who have been training actively for at least three, but not longer than fve years. Experimental training programme based on the circuit method were used. STATISTICA PL sofware was used to compile the results. Results. Te original training programme has exerted positive infuence on the participants’ level of selected somatic characteristics and has contributed to the improvement of the level of strength, speed and stamina skills of ju-jitsu trainees. Conclusion. Te proposed training programme may be implemented as strength training in ju-jitsu training in the preparatory period. © Idōkan Poland Association “IDO MOVEMENT FOR CULTURE. Journal of Martial Arts Anthropology”, Vol. 14, no. 4 (2014), pp. 69–76 DOI: 10.14589/ido.14.4.8 Introduction Te fundamental objective of a sports training is obtaining a maximal sporting achievement. To obtain an optimal efect of work with a sportsperson it is essential to develop a perfect level of technique which is based on psycho-physical possibilities related to special ftness, which in turn, are based on motor basis. According to Sozański [1999: 147] “an appropriate level of physical ftness as a component of a motoric technique is essential to make an efective movement”. Tactics, on the other hand, is identifed mainly with psychical predispositions, intellect and thinking processes in the course of a fght. It seems, however, that in this case ftness potential matters signifcantly as well, infuencing versatility, precision and efectiveness of tactical actions. When it comes to trainees’ motor skills preparation Ju-Jitsu is a discipline which has a high