Lincoln Wharetohunga, Mataroria Lyndon, Mark L Fulcher
{"title":"Underrepresentation of Indigenous persons in a Sport and Exercise Medicine setting.","authors":"Lincoln Wharetohunga, Mataroria Lyndon, Mark L Fulcher","doi":"10.1016/j.jsams.2025.03.013","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.03.013","url":null,"abstract":"<p><p>The objective of this study was to audit the demographic characteristics of all new patient presentations at Axis Sports Medicine Specialists practices in Auckland over a one-year period from the 1st of January 2022 to 31st December 2022. This cohort was then compared to the 2018 Auckland Census data using descriptive statistics and stratified by ethnicity and socioeconomic status. There were a total of 15,390 new patient appointments, with our results being consistent with other medical specialities with an under-representation of Indigenous peoples and those of a lower socioeconomic status within our patient population.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-04-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144001221","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Johan Le Roux, Dina C Janse van Rensburg, Simon Kemp, Mike Lambert, Clint Readhead, Keith Stokes, Wayne Viljoen, Gino Kerkhoffs, Vincent Gouttebarge
{"title":"Shoulder and knee surgery double odds of osteoarthritis in retired professional rugby players.","authors":"Johan Le Roux, Dina C Janse van Rensburg, Simon Kemp, Mike Lambert, Clint Readhead, Keith Stokes, Wayne Viljoen, Gino Kerkhoffs, Vincent Gouttebarge","doi":"10.1016/j.jsams.2025.03.015","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.03.015","url":null,"abstract":"<p><strong>Objectives: </strong>This study i) described the prevalence of clinically diagnosed shoulder and knee osteoarthritis among retired male professional rugby players, ii) determined the association of severe injury and related surgery with shoulder and knee osteoarthritis, and iii) described players' level of shoulder and knee function and compared it to matched controls.</p><p><strong>Design: </strong>Observational study with a cross-sectional design using questionnaires.</p><p><strong>Methods: </strong>Retired professional rugby players and matched controls from a non-elite sporting background were recruited. Single questions and validated questionnaires determined clinical shoulder and knee osteoarthritis as well as shoulder and knee function. Logistic regression analysis was conducted to examine potential associations, whilst comparisons with matched controls for shoulder and knee function were explored using the Mann-Whitney test for independent samples.</p><p><strong>Results: </strong>Fourteen percent of the retired male professional rugby players (n = 146; mean age = 39.6 years) had clinical shoulder osteoarthritis and 23 % had clinical knee osteoarthritis. Every shoulder surgery doubled retired rugby players' odds of having clinical shoulder osteoarthritis (odds ratio = 2.1; 95 % confidence interval = 1.1-3.9) and every knee surgery doubled retired rugby players' odds of having clinical knee osteoarthritis (odds ratio = 2.0; 95 % confidence interval = 1.2-3.3).</p><p><strong>Conclusions: </strong>Clinical shoulder and knee osteoarthritis is a common medical condition among retired professional rugby players. Long-term consequences should be considered when managing shoulder and knee injuries during professional rugby players' careers.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143970807","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"High risk of new knee injuries, lower activity level and reduced knee function: A controlled follow-up of male football (soccer) players 6-9 years after primary anterior cruciate ligament reconstruction.","authors":"Anne Fältström, Joanna Kvist, Martin Hägglund","doi":"10.1016/j.jsams.2025.03.016","DOIUrl":"https://doi.org/10.1016/j.jsams.2025.03.016","url":null,"abstract":"<p><strong>Objectives: </strong>To study the risk of new knee injuries and patient-reported outcomes in male football players at any playing level 6-9 years after primary anterior cruciate ligament reconstruction (ACLR) versus knee-healthy controls.</p><p><strong>Design: </strong>Cohort study.</p><p><strong>Methods: </strong>Football players (n = 384) who underwent an ACLR between 1 and 3 years previously and knee-healthy controls (n = 110) were surveyed regarding football playing status, activity level (Tegner Activity Scale), knee function (0-10 scale), satisfaction with current activity level (1-10), satisfaction with knee function (1-7), and new knee injuries.</p><p><strong>Results: </strong>Ninety-three players with ACLR and 63 knee-healthy controls were included and followed for mean 5.4 years (6-9 years after primary ACLR for players with ACLR). Thirty-four players with ACLR (37 %) had sustained a new ACL injury (re-rupture or contralateral rupture) versus 5 (8 %) controls. Players with ACLR had almost 5-fold higher risk of new ACL injury than controls (risk ratio, 4.61; 95 % confidence interval, 1.91-11.13; p < 0.001). Compared with controls, players with ACLR played football to a lower extent (27 % vs 65 %, p < 0.001) had a lower activity level (Tegner: median [interquartile range], 4 [6] vs 9 [5], p < 0.001), knee function (median, 8 [3] vs 9 [2], p < 0.001), and satisfaction with activity level (median, 7 [3] vs 8 [3], p = 0.014) and knee function (median, 2 [2] vs 1 [1], p < 0.001).</p><p><strong>Conclusions: </strong>One-third of male football players with ACLR sustained a new ACL injury within 6-9 years, with an almost 5-fold higher risk than controls. Players with ACLR had lower activity level and knee function and were less satisfied with knee function and activity level.</p>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":" ","pages":""},"PeriodicalIF":3.0,"publicationDate":"2025-04-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144023424","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Effects of exercise on sleep quality in women — A systematic review and meta-analysis","authors":"Yunheng Qiao , Chen Wang , Qin Chen , Peizhen Zhang","doi":"10.1016/j.jsams.2024.11.015","DOIUrl":"10.1016/j.jsams.2024.11.015","url":null,"abstract":"<div><h3>Objectives</h3><div>Insomnia affects at least one-third of the global population and is more common in women. Exercise has been reported to improve sleep quality and subsequent use of hypnotics. Therefore, we performed a meta-analysis to assess the effect of exercise on sleep quality in adult women.</div></div><div><h3>Design</h3><div>This meta-analysis systematically assessed the effects of exercise on women's sleep quality using a random-effects model.</div></div><div><h3>Methods</h3><div>We searched seven databases for randomised controlled trials examining the effect of exercise on sleep quality in women. Inclusion criteria were women aged 18 or older with insomnia symptoms, exercise used as an intervention, and the Pittsburgh Sleep Quality Index or Insomnia Severity Index as outcome measures. We excluded studies using other treatments, those involving cancer patients or pregnant women, and those with unclear, unanalysable data. A random-effects model was used for meta-analysis, with outcomes expressed as the weighted mean difference and 95 % confidence interval. Risk of bias was assessed using Cochrane Handbook criteria.</div></div><div><h3>Results</h3><div>The meta-analysis included 16 studies. The results indicated that exercise significantly reduced the Pittsburgh Sleep Quality Index total score. Exercise implemented for <<!--> <!-->12 weeks was more effective in improving sleep quality and daytime dysfunction, whilst interventions ≥<!--> <!-->12 weeks reduced the use of sleep medication.</div></div><div><h3>Conclusions</h3><div>Exercise training can significantly improve sleep quality in adult women, as measured by the Pittsburgh Sleep Quality Index. Therefore, exercise can be crucial in promoting health, especially as a non-pharmacological treatment. When more studies will be available in the future, it will be possible to further explore the impact of age, type of exercise, and time of exercise.</div></div>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":"28 4","pages":"Pages 274-281"},"PeriodicalIF":3.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142872410","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Matt Springham , Nav Singh , Perry Stewart , Ian Jones , Charlie Sherwood , Dominic May , Jamie Salter , Anthony J. Strudwick , Joseph W. Shaw
{"title":"Neuromuscular fatigue in English Premier League academy football players: Within- and cross-season responses","authors":"Matt Springham , Nav Singh , Perry Stewart , Ian Jones , Charlie Sherwood , Dominic May , Jamie Salter , Anthony J. Strudwick , Joseph W. Shaw","doi":"10.1016/j.jsams.2024.12.004","DOIUrl":"10.1016/j.jsams.2024.12.004","url":null,"abstract":"<div><h3>Objectives</h3><div>To examine the within- and cross-season neuromuscular fatigue responses in English Premier League U-18 academy football players.</div></div><div><h3>Design</h3><div>Twenty-five players from the same team completed weekly countermovement jump and isometric adductor and posterior chain strength tests for a full competitive season.</div></div><div><h3>Methods</h3><div>Global positioning system measures of training and match total, high-metabolic load and sprint distance were recorded daily and converted into exponentially weighted moving average seven- and twenty-eight-day values.</div></div><div><h3>Results</h3><div>TD<sub>28</sub> (<em>p</em> < .001), HML<sub>28</sub> (<em>p</em> < .001), and SD<sub>28</sub> (<em>p</em> = .002) shared negative relationships with countermovement jump height, but there was no main cross-season effect (<em>p</em> = .137). TD<sub>28</sub> (<em>p</em> = .016) and HML<sub>28</sub> (<em>p</em> = .012) positively related to isometric posterior chain strength but there was no effect of SD<sub>28</sub> (<em>p</em> = .653), SD<sub>7</sub> (<em>p</em> = .549), TD<sub>7</sub> (<em>p</em> = .080) or HML<sub>7</sub> (<em>p</em> = .104). Cross season, isometric posterior chain strength followed a curvilinear response whereby performance increased across the beginning of the season and decreased towards the end of the season (<em>p</em> = .003). There was no effect of training load or time on isometric adductor strength performance (<em>p</em> > .094).</div></div><div><h3>Conclusions</h3><div>Neuromuscular status, signalled by countermovement jump height changes fluctuates across the season in response to sustained changes in training and match load, but there is no evidence of a main cross-season linear effect. Total training and match volume exert moderating effects on the internal training load dose, and in-turn, important moderating effects on neuromuscular fatigue, particularly when composed of high volumes of high-intensity and sprint distances. The posterior chain might be particularly susceptible to fatigue towards the end of the season.</div></div>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":"28 4","pages":"Pages 324-330"},"PeriodicalIF":3.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142932090","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Junyu Wang , Yuan Yuan , Ting Xie , Ligong Zhang , Hong Xu , Shu-Cheng Lin , Yong Yang , Dong Zhu , Jie Zhuang
{"title":"Optimal dose and type of exercise to improve motor symptoms in adults with Parkinson's disease: A network meta-analysis","authors":"Junyu Wang , Yuan Yuan , Ting Xie , Ligong Zhang , Hong Xu , Shu-Cheng Lin , Yong Yang , Dong Zhu , Jie Zhuang","doi":"10.1016/j.jsams.2025.01.003","DOIUrl":"10.1016/j.jsams.2025.01.003","url":null,"abstract":"<div><h3>Objectives</h3><div>This study aimed to evaluate the dose-response relationship between different exercise types and the alleviation of motor symptoms in Parkinson’s Disease patients.</div></div><div><h3>Design</h3><div>A systematic review and network meta-analysis were conducted to compare the effects of 12 exercise types on motor symptoms in Parkinson’s Disease patients using randomized controlled trials.</div></div><div><h3>Methods</h3><div>A systematic search was conducted across PubMed, Medline, Embase, PsycINFO, Cochrane Library, and Web of Science until September 10, 2024. A total of 81 trials involving 4596 patients were included. Mean differences with 95 % credible intervals were calculated, and evidence quality was assessed using Confidence in Network Meta-Analysis. The Minimum Clinically Important Difference was used to assess clinical efficacy.</div></div><div><h3>Results</h3><div>The optimal exercise dose for overall motor symptom improvement was 1300 MET-min/week (mean difference: −<!--> <!-->6.07, 95 % credible intervals: −<!--> <!-->8.10 to −<!--> <!-->4.01). Dance at 850 MET-min/week provided the greatest improvement (mean difference: −<!--> <!-->11.18, 95 % credible intervals: −<!--> <!-->16.01 to −<!--> <!-->6.22). Significant improvements were seen with doses as low as 60–100 MET-min/week for body weight support training, dance, resistance training, and sensory exercise. The Minimum Clinically Important Difference was achieved with doses exceeding 670 MET-min/week for overall exercise, and at lower doses for specific types: aerobic exercise (1100 MET-min/week), body weight support (420 MET-min/week), and dance (230 MET-min/week).</div></div><div><h3>Conclusions</h3><div>The optimal exercise dose for alleviating motor symptoms in Parkinson’s Disease patients is 1300 MET-min/week, with dance being most effective at 850 MET-min/week. These findings provide evidence-based recommendations for Parkinson’s Disease management.</div></div>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":"28 4","pages":"Pages 282-291"},"PeriodicalIF":3.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143066297","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
M. Isabel Cornejo , Alba Roldan , David Barbado , Raúl Reina
{"title":"Balance assessment with smartphone devices in para-footballers with cerebral palsy","authors":"M. Isabel Cornejo , Alba Roldan , David Barbado , Raúl Reina","doi":"10.1016/j.jsams.2024.12.009","DOIUrl":"10.1016/j.jsams.2024.12.009","url":null,"abstract":"<div><h3>Objectives</h3><div>To explore whether the mean lumbar acceleration is a feasible tool for determining minimum eligibility criteria to compete in cerebral palsy football, differentiating between new sports classes, and to assess the effect of foot contacts on balance evaluation and class distinction.</div></div><div><h3>Design</h3><div>Cross-sectional study.</div></div><div><h3>Methods</h3><div>A total of 146 male cerebral palsy footballers classified into FT1 (n=34), FT2 (n=87), and FT3 (n=25), alongside 12 non-impaired athletes as a control group, participated. Two trials of one-leg standing, performed with the more and less affected legs, were measured using a smartphone-based accelerometer.</div></div><div><h3>Results</h3><div>Reliability was moderate-to-excellent (ICC3,1 > 0.70; SEM < 20 %). Significant differences were observed between legs for footballers with cerebral palsy but not for the control group. Mean lumbar acceleration and the number of foot contacts showed significant differences between footballers with cerebral palsy and controls, with pairwise comparisons revealing distinctions between classes. Receiver operating characteristic curves demonstrated high sensitivity and specificity for distinguishing the control group from FT3 using the most affected leg (1.00 [excellent]), with a cutoff score of 0.115 m/s<sup>2</sup> achieving very high sensitivity and specificity.</div></div><div><h3>Conclusions</h3><div>Mean lumbar acceleration appears to be a suitable metric for assessing minimum impairment criteria for eligibility in para-sports for ambulant athletes with cerebral palsy. However, foot contacts during one-leg standing tests may mask true balance performance in individuals with more severe impairments, which could affect class distinction.</div></div>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":"28 4","pages":"Pages 337-342"},"PeriodicalIF":3.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143786268","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Harry J. Roesch , Helen Banwell , Mark Jones , Steve Saunders , Steve Milanese
{"title":"An exploration of the acute response of the asymptomatic Achilles tendon to exercise using diagnostic ultrasound. A systematic review of cohort studies","authors":"Harry J. Roesch , Helen Banwell , Mark Jones , Steve Saunders , Steve Milanese","doi":"10.1016/j.jsams.2024.11.005","DOIUrl":"10.1016/j.jsams.2024.11.005","url":null,"abstract":"<div><h3>Objectives</h3><div>To describe the acute effects of exercise on the morphology, mechanical properties and blood flow of the Achilles tendon, as measured with ultrasound.</div></div><div><h3>Design</h3><div>Systematic review of cohort studies.</div></div><div><h3>Methods</h3><div>Seven electronic research databases were systematically searched for exercise intervention-based studies reporting morphology, mechanical properties and blood flow of the Achilles tendon, as measured with ultrasound.</div></div><div><h3>Results</h3><div>Searches revealed 2460 possible articles and 35 satisfied the inclusion criteria. There is evidence that eccentric heel drops resulted in a reduction in the diameter and cross-sectional area of the tendon whilst running/stretch-shortening cycle activities did not result in a change. The latter did not affect tendon mechanical properties. Tendon blood flow was consistently increased in response to exercise.</div></div><div><h3>Conclusions</h3><div>The acute response of the Achilles tendon to exercise showed an increase in blood flow and a reduction in diameter following heel drop exercises. Exercise modes were relevant since eccentric and isometric loading resulted in a greater response in the tendon. Activities like running and hopping placing specific demands on the tendon's spring function resulted in a minimal change in tendon morphology and no change in mechanical properties.</div></div>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":"28 4","pages":"Pages 313-323"},"PeriodicalIF":3.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142786002","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Anmol Khanna , B. Sandeep , Mohammad Jomaa , Donald Kuah
{"title":"Navigating challenges of breast implant rupture in a rugby player: Challenges and risk assessment","authors":"Anmol Khanna , B. Sandeep , Mohammad Jomaa , Donald Kuah","doi":"10.1016/j.jsams.2024.12.001","DOIUrl":"10.1016/j.jsams.2024.12.001","url":null,"abstract":"<div><div>Sports physicians need to be aware of potential complications related to breast implants in athletes. Problems with breast implants can affect an athlete's physical health, overall mental well-being and performance. This case report explores the challenges sports physicians face in diagnosing and managing breast implant ruptures in athletes. It outlines the complexities of identifying ruptures, conducting appropriate screenings, and determining fitness to play following chest injuries sustained during sports. This publication also offers practical guidance on addressing these challenges and emphasises the importance of comprehensive evaluation, proactive screening, and a multidisciplinary approach to management.</div></div>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":"28 4","pages":"Pages 270-273"},"PeriodicalIF":3.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142872412","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Keisei Kosaki , Shoya Mori , Kayoko Kon , Takashi Kawamura , Seiji Maeda
{"title":"Brachial arterial adaptations in college baseball players: Differences between pitchers and fielders","authors":"Keisei Kosaki , Shoya Mori , Kayoko Kon , Takashi Kawamura , Seiji Maeda","doi":"10.1016/j.jsams.2024.12.008","DOIUrl":"10.1016/j.jsams.2024.12.008","url":null,"abstract":"<div><h3>Objectives</h3><div>Although exercise-induced vascular adaptations have been extensively reported in racket sports athletes, the applicability of these findings to athletes in other overhead sports is unclear. This study aimed to investigate exercise-induced vascular adaptations in college male baseball players. Furthermore, since the training frequency of the upper arm may differ by baseball playing position, this study also focused on playing position-specific differences in brachial arterial adaptations.</div></div><div><h3>Design</h3><div>Cross-sectional study.</div></div><div><h3>Methods</h3><div>Seventy-five baseball players and 23 sedentary young men aged 18–23 years participated in this study. The participants' brachial artery diameter, blood flow velocity, and blood flow volume were measured using an ultrasonic diagnostic imaging system. Brachial hemodynamic measurements of both hands were obtained randomly in a seated resting position.</div></div><div><h3>Results</h3><div>Baseball players demonstrated significantly greater brachial lean mass, circumference, arterial diameter, and blood flow volume than sedentary control participants. Statistically significant differences in brachial artery diameters between the non-dominant and dominant arms were observed only in the baseball pitcher group. Furthermore, body surface area- and brachial lean mass-corrected artery diameters in the dominant arm were also significantly larger than those in the non-dominant arm in the baseball pitcher group. A simple correlation analysis revealed a positive association between brachial lean mass/circumference and arterial diameter in all participants.</div></div><div><h3>Conclusions</h3><div>These findings suggest asymmetrical exercise-induced vascular adaptations in the brachial artery of baseball players, particularly pitchers, indicating the potential role of playing position-specific demands in vascular remodeling. Understanding these adaptations may inform training strategies and help prevent injuries in baseball players.</div></div>","PeriodicalId":16992,"journal":{"name":"Journal of science and medicine in sport","volume":"28 4","pages":"Pages 331-336"},"PeriodicalIF":3.0,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142971345","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}