Health and ergogenic effects of caffeine.

abstract：:Mental health symptoms and disorders are common among elite athletes, may have sport related manifestations within this population and impair performance. Mental health cannot be separated from physical health, as evidenced by mental health symptoms and disorders increasing the risk of physical injury and delaying sub...

journal_title：British journal of sports medicine

authors： Reardon CL,Hainline B,Aron CM,Baron D,Baum AL,Bindra A,Budgett R,Campriani N,Castaldelli-Maia JM,Currie A,Derevensky JL,Glick ID,Gorczynski P,Gouttebarge V,Grandner MA,Han DH,McDuff D,Mountjoy M,Polat A,Purcell R,

更新日期：2019-06-01 00:00:00

abstract：OBJECTIVES:The knee joint is the most common site for injury among younger people, the injury often resulting in expensive (surgical) treatment, long-term rehabilitation and permanent functional impairment and disability. METHODS:We investigated the incidence and risk factors for a major knee-ligament injury in an ado...

journal_title：British journal of sports medicine

authors： Parkkari J,Pasanen K,Mattila VM,Kannus P,Rimpelä A

更新日期：2008-06-01 00:00:00

abstract：OBJECTIVES:To study the long term effect of tibial shaft fractures treated by immobilisation in a long leg cast on the calf muscle bulk. METHODS:Computed tomography scans were performed at fixed points on the lower legs of 23 non-professional athletes who sustained closed tibial fractures 16 years previously. Length o...

journal_title：British journal of sports medicine

authors： Khalid M,Brannigan A,Burke T

更新日期：2006-06-01 00:00:00

abstract：OBJECTIVES:To examine the attitudes to, and knowledge of, doping in sport of French general practitioners (GPs), and their contact with drug taking athletes on an everyday basis. METHODS:A total of 402 GPs were randomly selected from all over France and interviewed by telephone, using a prepared script. RESULTS:The r...

journal_title：British journal of sports medicine

authors： Laure P,Binsinger C,Lecerf T

更新日期：2003-08-01 00:00:00

abstract：:Anabolic steroids use is commonly perceived to be the domain of the higher echelons of competitive athletes. However, a great deal of anabolic steroid use occurs in private gymnasia (non-local authority) among non-competitive recreational athletes. Our study has attempted to give an insight into the prevalence of the ...

journal_title：British journal of sports medicine

authors： Perry HM,Wright D,Littlepage BN

更新日期：1992-12-01 00:00:00

abstract：:Cardiomyopathies are a heterogeneous group of heart muscle diseases and collectively are the leading cause of sudden cardiac death (SCD) in young athletes. The 12-lead ECG is utilised as both a screening and diagnostic tool for detecting conditions associated with SCD. Fundamental to the appropriate evaluation of athl...

journal_title：British journal of sports medicine

authors： Drezner JA,Ashley E,Baggish AL,Börjesson M,Corrado D,Owens DS,Patel A,Pelliccia A,Vetter VL,Ackerman MJ,Anderson J,Asplund CA,Cannon BC,DiFiori J,Fischbach P,Froelicher V,Harmon KG,Heidbuchel H,Marek J,Paul S,Prut

更新日期：2013-02-01 00:00:00

abstract：:Tournament water skiing is an increasingly popular and internationally successful sport in Great Britain, despite the climate. The kinematics and injury patterns of the three disciplines will be unfamiliar to most clinicians and are described, with estimation of the stresses. Advances in equipment over the last 15 yea...

journal_title：British journal of sports medicine

authors： Roberts SN,Roberts PM

更新日期：1996-06-01 00:00:00

abstract：OBJECTIVE:Patellar tendinopathy has been reported to be associated with many intrinsic risk factors. Few have been fully investigated. This cross-sectional study examined the anthropometric and physical performance results of elite junior basketball players with normal or abnormal patellar tendons to see if any measure...

journal_title：British journal of sports medicine

authors： Cook JL,Kiss ZS,Khan KM,Purdam CR,Webster KE

更新日期：2004-04-01 00:00:00

abstract：OBJECTIVE:To summarise the literature on the barriers to athletes seeking mental health treatment and cultural influencers of mental health in elite athletes. DESIGN:Systematic review DATA SOURCES: PubMed, Cochrane, Scopus, SportDiscus (Ebsco), and PsycINFO (ProQuest) up to November 2018. ELIGIBILITY CRITERIA FOR SEL...

journal_title：British journal of sports medicine

authors： Castaldelli-Maia JM,Gallinaro JGME,Falcão RS,Gouttebarge V,Hitchcock ME,Hainline B,Reardon CL,Stull T

更新日期：2019-06-01 00:00:00

abstract：OBJECTIVES:To understand how device-measured sedentary behaviour and physical activity are related to all-cause mortality in older men, an age group with high levels of inactivity and sedentary behaviour. METHODS:Prospective population-based cohort study of men recruited from 24 UK General Practices in 1978-1980. In 2...

journal_title：British journal of sports medicine

authors： Jefferis BJ,Parsons TJ,Sartini C,Ash S,Lennon LT,Papacosta O,Morris RW,Wannamethee SG,Lee IM,Whincup PH

更新日期：2019-08-01 00:00:00

abstract：:Fall in skin temperature during initial muscular work was investigated in ten healthy men. Bicycle exercise was performed at workloads of 50-150 W in a climatic chamber at ambient temperatures of 10-40 degrees C (relative humidity 45-55%). Skin temperatures at seven or eight points over the body surface were measured ...

journal_title：British journal of sports medicine

authors： Torii M,Yamasaki M,Sasaki T,Nakayama H

更新日期：1992-03-01 00:00:00

abstract：BACKGROUND:Evidence on the role of very low or very high volumes of leisure time physical activity (PA) on the risk of all-cause and cause-specific mortality is limited. We aimed to examine the associations of different levels of leisure time PA with the risk of all-cause, cardiovascular disease (CVD) and cancer-specif...

journal_title：British journal of sports medicine

authors： Zhao M,Veeranki SP,Li S,Steffen LM,Xi B

更新日期：2019-11-01 00:00:00

abstract：BACKGROUND:Groin pain in athletes is frequent and many different treatment options have been proposed. The current level of evidence for the efficacy of these treatments is unknown. OBJECTIVE:Systematically review the literature on the efficacy of treatments for groin pain in athletes. METHODS:Nine medical databases ...

journal_title：British journal of sports medicine

authors： Serner A,van Eijck CH,Beumer BR,Hölmich P,Weir A,de Vos RJ

更新日期：2015-06-01 00:00:00

abstract：BACKGROUND:Some snowboarders listen to music on a personal music player and the objective was to determine if listening to music was associated with injury in a terrain park. METHODS:A case-control study was conducted at a terrain park in Alberta, Canada during the 2008-2009 and 2009-2010 winter seasons. Cases were sn...

journal_title：British journal of sports medicine

authors： Russell K,Meeuwisse W,Nettel-Aguirre A,Emery CA,Gushue S,Wishart J,Romanow N,Rowe BH,Goulet C,Hagel BE

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND/AIM:The main purposes of this study were to determine the injury incidence and severity in Australian amateur taekwondo athletes, and to investigate potential risk factors for injury in competition taekwondo. METHODS:Data were collected at New South Wales State Championships in 2010 and 2011. Injuries were ...

journal_title：British journal of sports medicine

authors： Lystad RP,Graham PL,Poulos RG

更新日期：2013-05-01 00:00:00

abstract：:Ankle sprain is a common sports injury and is often regarded as trivial by athletes and coaches. This epidemiological study was conducted among three categories of Hong Kong Chinese athletes: national teams, competitive athletes and recreational athletes. This study shows that as much as 73% of all athletes had recurr...

journal_title：British journal of sports medicine

authors： Yeung MS,Chan KM,So CH,Yuan WY

更新日期：1994-06-01 00:00:00

abstract：:The effect of time of day on all-out swim performances was examined. Fourteen subjects performed maximal front crawl swim tests on separate days over 100 m. and 400 m. at 5 different times of day between 06.30 h. and 22.00 h. Performance showed a significant linear trend with time of day in close though not exact asso...

journal_title：British journal of sports medicine

authors： Baxter C,Reilly T

更新日期：1983-06-01 00:00:00

abstract：:Reports on reproducibility of lactate markers usually considered only two trials. The authors assessed reproducibility of power output at seven markers in 11 fit subjects over at least six trials under tightly controlled conditions. Subjects undertook incremental exercises (50 W start, +50 W every 3 min to exhaustion)...

journal_title：British journal of sports medicine

authors： Morton RH,Stannard SR,Kay B

更新日期：2012-01-01 00:00:00

abstract：BACKGROUND:B-mode measurement of the sagital diameter of the Achilles tendon based on a manual tracing (MT) procedure is partly dependent on the subjectivity of the reader. The aim of this study is to establish a standardised automatic procedure to differentiate between normal and chronically degenerated tendons. For t...

journal_title：British journal of sports medicine

authors： Syha R,Peters M,Birnesser H,Niess A,Hirschmueller A,Dickhuth HH,Sandrock M

更新日期：2007-12-01 00:00:00

abstract：:The purpose of this investigation was to compare the effectiveness of using ratings of perceived exertion (RPE) with heart rate in the monitoring of exercise intensity during aerobic dance instruction. Thirty-eight students who enrolled in aerobic dance classes used heart rate to monitor exercise intensity while 38 ad...

journal_title：British journal of sports medicine

authors： Koltyn KF,Morgan WP

更新日期：1992-06-01 00:00:00

abstract：OBJECTIVES:We investigated medical staff interpretations and descriptions of internal communication quality in elite football teams to determine whether internal communication was correlated with injuries and/or player availability at training and matches. METHODS:Medical staff from 36 elite football clubs across 17 E...

journal_title：British journal of sports medicine

authors： Ekstrand J,Lundqvist D,Davison M,D'Hooghe M,Pensgaard AM

更新日期：2019-03-01 00:00:00

abstract：:The purpose of this study was to examine selected physiological characteristics and pushing performance over a distance of five kilometres (5 km) in twelve wheelchair athletes (10 paraplegics and 2 tetraplegics). The physiological tests and 5 km wheelchair time trials were performed on a motorised treadmill adapted fo...

journal_title：British journal of sports medicine

authors： Lakomy HK,Campbell I,Williams C

更新日期：1987-09-01 00:00:00

abstract：:Iron deficiency anaemia, and its debilitating effect on performance, is an area of concern for many female athletes. Automated technologies that analyse individual reticulocytes may provide a sensitive measure of bone marrow response to iron supplementation. The reticulocyte characteristics of a female volleyball play...

journal_title：British journal of sports medicine

authors： Ashenden MJ,Dobson GP,Hahn AG

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:Salbutamol has been shown to mediate anabolic effects after intravenous administration. However, the mechanism responsible for the anabolic actions of salbutamol remains unknown. AIM:To investigate the potential mechanism by which salbutamol mediates anabolic effects in vitro. METHODS:The potential androge...

journal_title：British journal of sports medicine

authors： von Bueren AO,Ma R,Schlumpf M,Lichtensteiger W

更新日期：2007-12-01 00:00:00

abstract：:This article systematically reviews the available literature to improve our understanding of the physiological basis for orthoses under the kinematic, shock attenuation and neuromotor control paradigms. The propositions made under these three paradigms have not been systematically reviewed collectively, and as such, t...

journal_title：British journal of sports medicine

authors： Mills K,Blanch P,Chapman AR,McPoil TG,Vicenzino B

更新日期：2010-11-01 00:00:00

abstract：BACKGROUND:Blood lactate concentration (BLC) can be used to monitor relative exercise intensity. The highest BLC representing an equilibrium between lactate production and elimination is termed maximal lactate steady state (MLSS). MLSS is used to discriminate qualitatively between continuous exercise, which is limited ...

journal_title：British journal of sports medicine

authors： Beneke R,Leithäuser RM,Hütler M

更新日期：2001-06-01 00:00:00

abstract：:Twenty-one previously sedentary male volunteers (aged 35-50 years) undertook a defined marathon training programme lasting 30 weeks. At weeks 0 (T1), 15 (T2) and 30 (T3) they underwent measurement of maximal oxygen uptake (VO2 max), submaximal VO2 and submaximal plasma lactate concentration during cycle ergometry. No ...

journal_title：British journal of sports medicine

authors： Rumley AG,Taylor R,Grant S,Pettigrew AR,Findlay I,Dargie H

更新日期：1988-03-01 00:00:00

abstract：:The aim of this review is to provide a concise overview and update on recent advances in the field of physical activity in childhood and its effects on bone growth with an emphasis on the potential to prevent fractures. In addition, the review poses several unresolved questions in the field for future research. ...

journal_title：British journal of sports medicine

authors： Boreham CA,McKay HA

更新日期：2011-09-01 00:00:00

abstract：AIM:To investigate the effect of task familiarisation on the spontaneous pattern of energy expenditure during a series of 2000 m cycling time trials (TTs). METHOD:Nine trained males completed three 2000 m TTs on a Velotron cycling ergometer. To examine pacing strategy, the data were assigned to 250 m "bins," with the ...

journal_title：British journal of sports medicine

authors： Corbett J,Barwood MJ,Parkhouse K

更新日期：2009-10-01 00:00:00

abstract：BACKGROUND:Prevention of sport injuries and illnesses is a focus for epidemiological surveillance. OBJECTIVES:To record and analyse all sports injuries and illnesses registered during the second Asian Beach Games. DESIGN:A descriptive epidemiological study using the International Olympic Committee Surveillance system...

journal_title：British journal of sports medicine

authors： Al-Shaqsi S,Al-Kashmiri A,Al-Risi A,Al-Mawali S

更新日期：2012-09-01 00:00:00