Author initiated. Article published online, print in press. Ungraded journal in Sherpa 22/1/14 HD. Added full-text for ERA -MA 6/3/18 - --From Instructions for Authors on publisher's site: "J Sports Sci & Med is published using the open access model. All content are available free of charge without restrictions from the journal's Website at: http://www.jssm.org. The submission and peer-review of manuscripts are free of charge. Authors are only requested to pay USD($) 1800 or Euro(€) 1500 or GBP(£) 1375 per article as royalty fee. Hereby, the authors share the copyright equally with JSSM and have the right to publish their articles in their University/Institute repository or in their personal websites; can use their articles totally or partially in their thesis, lectures, lecture notes, text books; can distribute their articles to third party without the permission of JSSM."