مجله علوم حرکتی و رفتاری
سال پنجم شماره 3 (پیاپی 18، پاییز 1401)

The aim of this study was to investigate the effect of mindful sport performance enhancement (MSPE) on mental skills, sport competition anxiety and skill performance of teenage soccer players The research was semi-experimental and pre-test/post-test method with a control group. The statistical sample of the research consisted of 30 football players with 12-16 years old age rage, who were selected by available from the football schools of East Azarbaijan province and divided randomly into two experimental (mindfulness) and control groups (15 people in each group). The experimental group received 6 sessions (3 weeks and 2 sessions per week) of 45 mins of mindfulness training, and no intervention was performed in the control group. Both groups were measured in the same conditions and using questionnaires of mental skills, competitive sports anxiety and football skill performance test in the pre-test and post-test stages. The Covariance is used to analysis of statistical data. The findings showed that there was no significant difference in sport competition anxiety between the experimental and control groups, but a significant difference was observed in the mental skills and skill performance of football players. So it can be concluded that the training of mental skills such as mindfulness can be a suitable and affordable way to increase the mental and physical performance of athletes and create the basis for their sports success.

The purpose of this study was to design a role model for sponsors in selected clubs of the Iranian Football Premier League. The research method is descriptive survey and applied in terms of purpose and data collection was done in the field. The statistical population of the research was the fans of the selected clubs of the Iranian Football Premier League (Esteghlal, Persepolis, Sepahan, Foolad and Traktor) in the 1399-1400 season, and the statistical sample of the research was from available. Data collection tool was a researcher-made questionnaire that the validity of the present research questionnaire was confirmed by 10 professors of sports management and its reliability was obtained through Cronbach's alpha coefficient of 0.84. Descriptive statistical methods (mean determination, standard deviation, percentage of frequencies) were used and inferential statistical methods including (Kolmogorov-Smironov test, skewness and elongation test, structural equation test) were performed using SPSS software version 26 and PLS software version 3. Took. The results showed that economic, political, managerial, social, cultural and legal factors had a positive role in attracting sponsors in selected clubs of the Iranian Football Premier League; Therefore, the pervasiveness of sport and the importance of its place in international relations, has attracted a lot of attention from sponsors to this phenomenon and the success of countries in international sports arenas, in addition to social and economic effects, is a symbol of stability and comprehensive capabilities of those countries.

The purpose of this study was to investigate the effect of emotional intelligence on organizational productivity of employees of educational institutions of the universities of the country, as the mediator of organizational vocation.

The present research is a descriptive-correlational research survey, including field studies. The statistical population of this study was all staff of the educational institutions of the universities of the country.320 individuals were selected as samples based on Morgan's table.Data were collected by three questionnaires.The content validity of the questionnaire was by the experts (15 professors Sports management) has been approved.The reliability of the questionnaire was also calculated using Cronbach's alpha coefficient. SPSS and Smart PLS were used to analyze the data.

Results indicated that organizational vocal and emotional intelligence had a positive and significant effect on productivity. The effect of emotional intelligence on organizational voices was confirmed. the results indicated that the effect of emotional intelligence on productivity through organizational voices in the staff of the departments Physical rituals of the universities of the country are positive and significant.Therefore, the hypothesis is zero and the research hypothesis is confirmed, which means that with confidence 95%, emotional intelligence can be said about employees' productivity Physical Education Institutions of the country play an important role in mediating organizational voices, in other words.

the part of the variable of emotional intelligence due to the organizational vocal variables is transferred to the productivity of staff of the educational institutions of the universities of the country.

The purpose of the present study was to investigate the effect of motor skills on the nutritional status of boys aged 7 to 15 years in Ardabil city. The statistical population of the research was for children of all students aged 7 to 11 years, for teenagers of all students 12 to 15 years. The research sample was 80 people in each of the age groups, who were selected from 5 schools in the primary period and 5 schools in the first secondary period of Ardabil city by targeted cluster method. The current research was a descriptive survey and comparison, and the measurement tool was anthropometry and Broninx-Ozertsky test. The results of the research showed that there was no significant difference between the groups of malnutrition, average nutrition, and proper nutrition in motor skills of teenagers, but there was a significant difference between the groups of motor skills of children. In addition, there was no significant difference between motor skills of different age groups. According to these results, it seems that nutritional status has an effect on motor skills, and this issue was observed in the present research in childhood and adolescence; therefore, children and teenagers are considered the most vulnerable group in this field, and it is very important to pay attention to their nutritional status.

The main aim of the current study was to compare the performance of cognitive abilities and psychological factors of athletes and non-athletes who are healthy and infected with the corona virus (Covid-19). The statistical population of the present study was made up of all athletes and non-athletes of Mashhad city. From this community, 60 athletes and 60 non-athletes in the age range of 20 to 40 years were selected as subjects. The criterion for diagnosing corona disease was a positive PCR test. Personal profile questionnaire, Nejati cognitive abilities questionnaire (2013) and DASS-21 questionnaire were used to collect data. To test the hypotheses, multivariate analysis of variance was used at a significance level of less than 5 percent. . The findings showed; There is a significant difference between the performance of cognitive abilities and psychological factors of athletes and non-athletes who are healthy and infected with the corona virus (Covid-19). In the index of cognitive abilities, the results of the follow-up test showed that the non-athlete group with corona significantly scored lower than the other three groups, while between the other three groups (athletes with the disease, athletes without the disease and no significant difference was observed Also, in the index of psychological factors (depression, anxiety and stress), the results of the follow-up test showed that the non-athlete group with corona significantly scored higher than the other three groups, while between the other three groups (athlete, No significant difference was observed between non-diseased athletes and non-diseased non-athletes.

The aim of the present study was to determine the effect of 8 weeks of high-intensity interval training with cinnamon supplementation on serum apelin concentration and insulin resistance in obese boys. The current study was of an applied type, in which 42 obese male students of District 4 of Tehran city were randomly selected and equally divided into four groups: 1) exercise, 2) exercise and supplement, 3) supplement, 4) division control. became Blood samples were taken before and after training. Two groups 1 and 2 also performed a high-intensity interval training program for 8 weeks and 2 sessions per week. Also, group 2 (exercise and supplement), in addition to performing the same exercises as group 3 (only supplement), consumed two cinnamon capsules weighing 360 mg daily. Apelin, glucose, and insulin levels were measured with an ELISA kit and the data were analyzed by one-way, two-way analysis of variance and analysis of covariance at a significance level of α≥0.05. The results of the research showed that HIT exercises decreased the serum levels of apelin (P=0.0001), but the supplement and the interaction of exercise and supplement did not have a significant effect on the levels of serum apelin (P>0.05). Also, the results showed that exercise, supplementation, and the interaction of the two have a significant effect on the insulin resistance index (P ≤ 0.05). According to these results, the pivotal role of exercise and cinnamon supplementation in simultaneously improving the pattern of apelin secretion and insulin sensitivity was highlighted.

Today, in sports management, which is not so stable, it can be pointed out that more than ever before, organizations have a basic need for innovation to have a sustainable competitive advantage, and innovation capacity is one of the main characteristics among organizations that lead to advantage. Their competitiveness is known. The knowledge that companies identify is a dynamic resource that requires feeding, support and careful management, and if knowledge is not managed in a principled way, it cannot be the basis of development, and for the management of this intangible asset, much attention has been paid to itself during the past decades. drew so that the implementation of an effective strategy of knowledge management and becoming a knowledge-based organization is a necessary condition for the success of organizations in the era known as the era of knowledge-based economy. The application of entrepreneurship goes far beyond creating jobs and creating employment. In recent years, articles and researches appeared to establish a relationship between knowledge management and innovation and innovation and entrepreneurship. But few studies have dealt with the relationship between knowledge management and sports entrepreneurship in sports organizations. Therefore, in this research, we seek to identify the influencing factors on the development of sports management and its functions in sports organizations. The research method in this research is based on the objectives of applied research and is descriptive and analytical in nature.