the aim of the present study was to investigate the relationship between job burnout and sources of stress and coping strategies in the referees of iran premier league. 103 referees were selected as the sample. sources of stress inventory (voight, 2009), mbi (maslach & jackson, 1996) and wcq (billings & moos, 1981) were used to collect data. results showed a significant relationship between con...

Vitamin D is synthesised in the skin during exposure to sunlight and its fundamental roles are the regulation of calcium and phosphate metabolism and bone mineralisation. The aim of our study was to evaluate serum levels of 25-hydroxyvitamin D3, PTH and bone turnover markers (P1NP, OC, beta-CTx, OC/beta-CTx) and the intake of calcium and vitamin D in Polish Professional Football League (Ekstrak...

Background The relationship between specific types of stressors (eg, teammates, coach) and acute versus overuse injuries is not well understood. Objective To examine the roles of different types of stressors as well as the effect of motivational climate on the occurrence of acute and overuse injuries. Methods Players in the Norwegian elite female football league (n=193 players from 12 teams...

PURPOSE The National Football League (NFL) holds an annual combine to evaluate college football athletes likely to be drafted for physical skills, to review their medical history, and to perform a physical examination. The athletes receive an orthopedic grade on their ability to participate in the NFL. The purpose of this study was to test the hypothesis that this orthopedic rating at the combi...

BACKGROUND Muscle injuries constitute a large percentage of all injuries in football. PURPOSE To investigate the incidence and nature of muscle injuries in male professional footballers. STUDY DESIGN Cohort study; Level of evidence, 2. METHODS Fifty-one football teams, comprising 2299 players, were followed prospectively during the years 2001 to 2009. Team medical staff recorded individua...

Mouthguards are considered by most authorities to be an essential part of equipment for players in any body-contact sports, especially the combative type e.g. Rugby Union, Rugby League, American Football (gridiron), boxing, etc. (Turner, 1977). The qualities provided by the mouthguard are dental protection, especially of the upper anterior teeth, soft tissue protection around the mouth, a reduc...

Local anaesthetic use in professional football is one of the greatest taboos in sports medicine. The subject is not covered comprehensively in any sports medicine textbook or review article. Most of the publications citing local anaesthetic use are legal cases from the National Football League (NFL) in which the procedure has been connected with a career ending injury. 1 2 There are some candid...