Background. Volleyball is a popular non-contact sport around the globe. Unfortunately, volleyball players often suffer from an ankle sprain and knee and shoulder injuries. Proper techniques, education, and preventive exercises such as adequate warm-ups can reduce the risk of injury. Objectives. This study aimed to investigate and compare the implementation of the Oslo Sports Trauma Research Ce...

OBJECTIVE To evaluate the frequency of concussion in Swedish ice hockey and to establish a uniform grading and treatment model for concussions of different severity. METHODS Frequency of concussion was investigated in two studies, one retrospective and one prospective. In the retrospective study, all Swedish elite ice hockey players (n = 265) were asked to answer a questionnaire on the number...

The aims of this study were to analyze the within-group weekly metabolic power average (wMPA), acceleration zones (wAcZ), and deceleration (wDcZ), in starter non-starter professional soccer players, based on different periods full season (pre-, early-, mid-, end-season). Twenty-one players (age, 28.3 ± 3.8 years; height, 181.2 7.1 cm; body mass, 74.5 7.7 kg; BMI, 22.6 1.0 kg·m2) monitored durin...

OBJECTIVES To investigate if reductions in pre-season training loads reduced the incidence of training injuries in rugby league players, and to determine if the reductions in training loads compromised the improvements in physical fitness obtained during the pre-season preparation period. METHODS A total of 220 sub-elite rugby league players participated in this 3 year prospective study. Play...

OBJECTIVES To examine the precocity-longevity (P-L) effect in North American professional basketball players who debuted between 1946 and 1979, and to determine whether playing position and decade of play influenced the relationship between age of career achievements and life span. METHODS A total of 1852 players were evaluated from a recognized sports archive (i.e., http://sports-reference.c...

While Major League Baseball employs a wide variety of races and ethnicities, including white, African-American, Hispanic, and Asian players, it is possible that professional rosters may not be organized based on talent alone. Although studies have shown that salary discrimination is no longer present in Major League Baseball, this paper explores the possibility of a marginality bias in the spor...

Volleyball is a team sport, so players must work together and support each other to become cohesive team. Thus, compact or team, all have good volleyball skills. The skills of player are used master the basic techniques in volleyball, namely passing, serving, block smash. purpose this research find out how technical athletes Sragen Regency are. method study survey while data collection techniqu...

Like many sports in adolescence, junior hockey is organized by age groups. Typically, players born after December 31st are placed in the subsequent age cohort and as a result, will have an age advantage over those players born closer to the end of the year. While this relative age effect (RAE) has been well-established in junior hockey and other professional sports, the long-term impact of this...

Due to the continual physical, physiological, and psychological demands of elite level soccer increasing the incidence and risk of injuries, preventative training programs have become a common feature of soccer players training schedule. The aim of the current investigation was to examine the effectiveness of a structured injury prevention program on the number of muscle injuries and the total ...

the aim of this study was to examine the relationship between coaches' bases of power and athletes’ satisfaction in female handball players of iran pro league. the study used a descriptive – correlation approach and was carried out as a field study. the population of the study consisted of all female handball players in iran pro league; statistical sample consisted of 115 handball players....