Abstract

This study seeks to influence environment sports on the performance of athletes. Applied research is a descriptive survey. The population consisted of high-level of athletes in martial disciplines in Tehran (3 sports gym) were estimated at around 158 people. 113 athletes have been invited to respond to the questionnaire that they use randomly chosen sample of the population by Cochran formula. A questionnaire was used for data collection. The questionnaire consists of 3 parts. The first part included demographic information and the second part of the questionnaire contains 12 questions, including questions of appearance and the third part is consist of the standard questionnaire strategic performance of Thomas. Relaiability of questionnaire is achived with experts and stability of it was 0,966 by using of Cronbach's alpha coefficient in e SPSS software. The results show that the apparent and qualitative factors are directly affecting the performance of athletes.

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