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Introduction: Injury is common incident in most of the sports and games. There are many reasons for the factors incident of injuries, the psychological aspect can be considered as one of them. Method: The aim of present study was to examine the relationship between psychological skills and severity of injuries in football players of Tehran premier league. 108 players of Iran premier league participated in the study. Research data was collected by injury report form and Ottawa mental skills assessment tool-3. Pearson correlation test at significant level of 95% were used for analyzing the data. Results: 90.7 % of them resulted in 1-3 days missing of match or training and there is inverse and significant relationship between psychological skills and its subdivisions (P=0/0001) and severity of sport injuries in football players. Conclusion: The findings of present study show that having high levels of psychological skills helps premier league players to handle stressful situations in sports through enhancing self-confidence and other psychological factors confronting harmful psychological factors such as stress and anxiety and lead to decrease in injury severity. 

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The purpose of this study was to examine the effect of mental training compared with physical training on on foot joints and accuracy of instep penalty kick in soccer. Method research was a quasi-experimental. 33 male students of Mazandaran University organized in three groups (physical training group, mental training group and control group). After pre-test, mental and physical training groups did their practices and then participated in post-test. Kinematic data were recorded with a camera (JVC, 200HZ), and each penalty score was considered as an indicator of accuracy. Lower extremity joints (hip, knee and ankle) angle in sagittal plane and ball to foot velocity index were calculated with MATLAB2010 software. To find differences, ANOVA and tukey test was done with SPSS18 (α=0.05). Range of motion of hip and ankle joints had positive significant effect with accuracy (r=0.415 and r=0.562 respectively), but there was no significant effect between knee range of motion and accuracy. Regard to this research, we could propose to soccer trainers both practice manners depend on their conditions.

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The soccer players transfer market is a global market and there is a huge turnover in this market. The aim of this study is to Design of International Transfer Market for Iranian footballer. The current stude methodology was Exploratory mixed method. An questionnaire and  interview was used to collect data. The results showed that six  factors of players technical performance, non-technical factors players, government, the Football Association, the club and the player's agent was effective  on Iranian international footballer transfers that presented by modeling. In the end, it can be said for active in International Transfer Market for soccer players, all of the stakeholders must fulfill of their role by do best of their duties that was in the form of statements extracted

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Attempting to enact both feminine and masculine gender-role norms may cause to some psychological and physical problems. This issue is concerned as gender-role conflict phenomenon in female athletes. However, research findings did not support sufficiently this notion. The purpose of this study was to explore the gender-role norms in the context of soccer and experience of gender-role conflict as women who participate in a traditional masculine sport such as soccer. 15 women soccer players between the age of 19 and 32 years old on Iranian super league were interviewed. The results indicated that women soccer players perceived numerous discrepant gender-role norms in the context of soccer. Also, it was explored three different types of gender-role conflict. Participants used various strategies to manege and coping with the gender role conflict. Overall, it is not an intense internal state of conflict, and applying some of those strategies can help them avoiding conflict.