نتایج جستجو برای: athletic departments
تعداد نتایج: 40329 فیلتر نتایج به سال:
PURPOSE Activated vitamin D (calcitriol) is a pluripotent pleiotropic secosteroid hormone. As a steroid hormone, which regulates more than 1000 vitamin D-responsive human genes, calcitriol may influence athletic performance. Recent research indicates that intracellular calcitriol levels in numerous human tissues, including nerve and muscle tissue, are increased when inputs of its substrate, the...
Athletic participation in severe hemophilia: bleeding and joint outcomes in children on prophylaxis.
OBJECTIVES We sought to determine joint outcomes relative to impact level of athletic participation among school-aged children who had hemophilia and were taking prophylactic factor replacement, as well as to investigate prognostic factors for joint outcomes. METHODS School-aged boys with severe hemophilia A or B at a single center were included in the study. Clinical data on baseline joint s...
BACKGROUND The ACTN3 gene may influence performance in team sports, in which sprint action and high-speed movements, regulated by the anaerobic energy system, are crucial to the ultimate success of a match. The aim of this study was to determine the association between the ACTN3 R577X (rs1815739) polymorphism and elite team sport athletic status in Italian male athletes. METHODS We compared t...
The aim of this study was to investigate the effect of 8 weeks visual and skills training on visual skills and athletic skills among novice table tennis and basketball players. Sixty novice male were randomly divided into 6 groups (1visual training and basketball lay-up, 2visual training and table tennis forehand derive, 3basketball lay-up, 4table tennis forehand derive, 5visual training and 6c...
Introduction: Due to controversies in different studies about the effects of L-arginine supplementation on athletic performance and cardiovascular risk factors, this study aimed to review the current evidence on the effects of L-arginine supplementation on athletic performance and cardiovascular risk factors. Methods: This study was done to summarize findings from earlier evidence on the effect...
The present study aimed at investigating the effect of mental kinestick imagery on athletic confidence. The population of this quasi-experimental study comprised the whole amateur basketball players. Available sampling was used as the instrument, such that 30 physical education students from Islamic Azad University of Kermanshah volunteered to participate in this study. They were classified int...
CONTEXT Many anterior cruciate ligament (ACL) injury prevention training programs have been published, but few have assessed the effects of training on both ACL injury rates and athletic performance tests. OBJECTIVE To determine if ACL injury prevention programs have a positive influence on both injury rates and athletic performance tests in female athletes. DATA SOURCES In August 2011, a s...
purpose : despite numerous studies which have been done regarding soccer injuries worldwide, there is lack of available data considering the epidemiology of injuries in the iranian soccer premier league , although it is the most popular sport in the country. t he main goal of this research was to determine the incidence of physical injuries in the studied population, considering other charact...
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