نتایج جستجو برای: instability among athletes of different sport fields p
تعداد نتایج: 21483550 فیلتر نتایج به سال:
on this project we try to calculated power of hydrogen on dycarbonil compound in different ways ; the first way is shoster way , for sain power of hydrogen notice the different power between central conforms on it and main conform that’s didn’t have hydrogen joint . or in other way different of energy between open and close form. second way, is average way? this is for way that studied conf...
like any other learning activity, translation is a problem solving activity which involves executing parallel cognitive processes. the ability to think about these higher processes, plan, organize, monitor and evaluate the most influential executive cognitive processes is what flavell (1975) called “metacognition” which encompasses raising awareness of mental processes as well as using effectiv...
Sport injury epidemiology has received increased recognition as a field of sport medicine research that can improve the health and safety of athletes. Injuries among Paralympic powerlifters have not previously been systematically studied. The purpose of this prospective cohort study was to characterize injuries among Paralympic powerlifters. Athletes competing in the sport of powerlifting were ...
Martínez-Patiño MJ, Mateos-Padorno C, Martínez-Vidal A, Sánchez AM, García JL, Díaz MP, Touriño CF. An approach to the biological, historical and psychological repercussions of gender verification in top level competitions. J. Hum. Sport Exerc. Vol. 5, No. 3, pp. 307-321, 2010. Different kinds of disorders of sex development (DSD) have been observed in athletes from different countries along th...
BACKGROUND Sport specialization is associated with an increased risk of musculoskeletal lower extremity injuries (LEIs) in adolescent athletes presenting in clinical settings. However, sport specialization and the incidence of LEIs have not been investigated prospectively in a large population of adolescent athletes. PURPOSE To determine if sport specialization was associated with an increase...
The aim of the present study was the pathology of the migration behavior of Iranian athletes. The approach of the present study was qualitative and applied based on the pragmatism paradigm using pull-push theory (external attractions) - (internal repulsions). After library studies, 19 experts and specialists were interviewed and the factors affecting the sport migration of Iranian athletes were...
Sport psychology researchers have been investigating athletes’ ideal performance levels for a long time. Key areas of investigation in this field involve determining if there is an optimal zone and how to evaluate it. To advance line research, the current research aimed create short but reliable tool assessing psychological state professional athletes during their peak performance, known as “op...
PURPOSE The purpose of this project was to determine the incidence of exercise-induced bronchospasm (EIB) among U.S. Olympic winter sport athletes. METHODS Subjects included female and male members of the 1998 U.S. Winter Olympic Team from the following sports: biathlon, cross-country ski, figure skating, ice hockey, Nordic combined, long-track speedskating, and short-track speedskating. Asse...
The aim of the present study was to identify the most important goal orientations and sport participation motives among teenage athletes in leisure time. In addition, these variables were prioritized and associations between all constructs have been studied. For this purpose, 376 Iranian teenage athletes were singled out by cluster–random sampling, and responded to Task and Ego Orientation Sp...
Background—QRS-ST changes in the inferior and lateral ECG leads are frequently observed in athletes. Recent studies have suggested a potential arrhythmogenic significance of these findings in the general population. The aim of our study was to investigate whether QRS-ST changes are markers of cardiac arrest (CA) of unexplained cause or sudden death in athletes. Methods and Results—In 21 athlete...
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