Introduction: One of the most common childhood disorders considered by psychologists and psychiatrists is Attention Deficit/Hyperactivity Disorder, which leads to attention deficit, hyperactivity and impulsivity in affected people.
Aim:The purpose of this study was to investigate the impact of Chess training in students with ADHD.
Method:The statistical community of the present quasi-experimental study was 76 students with ADHD in Khorramabad city in the academic year of 2019-2020. 32 students were selected by convenience sampling and randomly divided into two groups of 16 controls and experiments based on age, sex and pre-test results. And the experimental group received chess training for 11 consecutive weeks and a weekly session of 60 to 90 minutes. Subjects were evaluated three times (pre-test, post-test, two-week follow-up) with Connors and Swanson questionnaires and data were analyzed by ANOVA and Bonferroni test and Spss 21 software.
Results:The results of the study showed a direct and high correlation between the results obtained from both Swanson and Connors measuring instruments and the positive effect of chess training on students with ADHD. (P=0.001, F=20.17).
Conclusions:Due to the positive effect of Chess training on the symptoms of ADHD, it is suggested that Chess training be used to reduce the symptoms of ADHD.
The purpose of the current study was to determine the effect of sport vision training on vision perception and decision making of handball referees. In this semi-experimental study, 30 handball referees were Participated among all the referees working in the Iranian Handball Premier League, then the selected referees divided into 2 sport vision training and control groups, randomly. The study included pre-test and post-test phases. Subsequently, participants completed Frastig vision perception test and made decisions after watching 30 prepared clips in pre-test phase. Afterwards, participants completed performing 8 weeks of determined sport vision training, each week included 3 sessions and each session lasted 45 minutes. Henceforth, the participants reperformed Frastig vision perception test and repeated decision making process after watching 30 determined clips. Finally, the collected data were analyzed by paired sample t-test and covariate statistical methods. The results indicated that sport vision training and decision making training significantly affected vision perception and decision making of handball referees. Therefore, the results suggest the utilization of vision perception and decision making training as an effective method in order to improve decision making and vision perception.
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