{"title":"Midshaft ulnar stress reaction in the adolescent female athlete: a case series.","authors":"Alec Rush, Katelyn Harrison, Gary Lourie","doi":"10.1080/15438627.2026.2638800","DOIUrl":"10.1080/15438627.2026.2638800","url":null,"abstract":"<p><p>Ulnar stress injuries can arise in athletes participating in repetitive, high-stress activities involving the upper extremities. The aim of this study was to highlight the importance of diagnosing midshaft ulnar stress reactions and underscore the importance of early recognition and intervention. We present three adolescent female athletes who developed midshaft ulnar stress reactions, diagnosed with advanced imaging modalities. Stress reactions of the ulna diaphysis are uncommon injuries, and our case series highlights the importance of having a high index of suspicion in high-risk patients. All three of our patients were adolescent female softball pitchers. It is important to review a patient's history, perform a careful physical exam, and provide an appropriate work-up in the diagnosis and treatment of midshaft ulnar stress reactions. Without timely diagnosis and treatment, ulnar injuries can lead to significant fractures requiring prolonged recovery.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"550-556"},"PeriodicalIF":2.4,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147356007","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Epidemiology of injuries in road runners: associations with individual characteristics, training, habits and emotional aspects.","authors":"Michele Garcia, Tamiris Beppler Martins, Raphael Schmidt de Mesquita, Thais Cristina Siqueira, Taís Beppler Martins, Rodrigo Okubo","doi":"10.1080/15438627.2026.2641588","DOIUrl":"10.1080/15438627.2026.2641588","url":null,"abstract":"<p><p>Road running is widely practiced worldwide and frequently associated with musculoskeletal injuries attributed to overuse or overload. Despite its popularity, studies integrating physical, behavioural, and emotional factors remain limited. This study aimed to describe injury epidemiology in Brazilian road runners and explore associated factors. A retrospective cross-sectional study was conducted between January 2024 and July 2025 with adult runners using a digital questionnaire covering individual characteristics, training routines, event participation, sleep habits, nutrition, emotional aspects, and injury history. Injury prevalence, incidence per 1000 hours of exposure, and injury characteristics were analysed descriptively, with associations tested using bivariate tests and multivariable logistic regression. Overall, 47.2% reported at least one injury, mostly affecting the lower limbs and occurring during training. In participants with complete exposure data, incidence was 2.29 injuries per 1000 hours. Injured runners were older and had longer running experience. Findings reinforce the multifactorial nature of running-related injuries. .</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"557-574"},"PeriodicalIF":2.4,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147366403","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Fatih Eren Oluç, Umut Ziya Koçak, Laura Mønsted Krohn, Kristian Thorborg
{"title":"Mapping the evidence of volleyball injuries in relation to the \"Sequence of Prevention\" model: a scoping review.","authors":"Fatih Eren Oluç, Umut Ziya Koçak, Laura Mønsted Krohn, Kristian Thorborg","doi":"10.1080/15438627.2026.2661671","DOIUrl":"10.1080/15438627.2026.2661671","url":null,"abstract":"<p><p>This scoping review aims to map the literature on volleyball injuries based on the Sequence of Prevention model (Step 1-4). Secondary objectives were to describe study characteristics, methodological approaches, and identify literature gaps. PubMed and Embase databases were searched and studies investigating injury epidemiology, risk factors, mechanisms, or prevention programmes in volleyball, recruited players of any age, sex, race, or performance level were included. Only original research articles published in English were included. Database searches yielded 2,675 unique records, with 131 studies included for data extraction. The included studies involved 24,586 players and 29,595 injuries, in total. Studies were mainly concentrated on Step 1 (44.3%) and Step 2 (78.6%) of the sequence of prevention model with risk factor research mainly focused on modifiable (52.6%) and intrinsic (47.3%) risk factors. In comparison, only 7.6% of the studies evaluated effectiveness of various injury prevention programmes (Step 4). About one-third of the studies (34.4%) did not provide a clear injury definition, and staff only registered injuries in 36.6% of the studies. Future research on volleyball injury prevention should focus on preventative measures (Steps 3 and 4) in the sequence of prevention model, using robust methodological approaches.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"610-638"},"PeriodicalIF":2.4,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147779556","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Concussion and head acceleration event exposure in elite-level English rugby union and American football: interpreting indicative trends.","authors":"Gregory Tierney","doi":"10.1080/15438627.2026.2622703","DOIUrl":"10.1080/15438627.2026.2622703","url":null,"abstract":"<p><p>Elite-level American football and rugby union have growing clinical and legal concerns over player safety. A comparison of current indicative trends in concussion and head acceleration events (HAEs) in elite-level American football and English rugby union was undertaken. Elite-level rugby union players have a greater number of professional playing years and matches available in an English season than their American football counterparts. Elite-level rugby union players in England have a greater number of concussions reported per match and a higher proportion of concussions occurring during training sessions, based on National Football League (NFL) and Rugby Football Union (RFU) injury reports. Preliminary findings indicate that elite-level rugby union players in England experience a higher incidence of HAEs per player match over lower and higher magnitude thresholds than American football positional counterparts. Taken collectively, current evidence indicates a trend towards greater reported exposure in elite-level English rugby union across several key metrics.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"485-494"},"PeriodicalIF":2.4,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146066628","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Luke D Malocha, Ethan J Jastifer, James R Jastifer, Martin D Hoffman
{"title":"Why do they do it? Long-term follow-up on the motivation to run in ultrarunners: findings of the ultrarunners longitudinal TRAcking (ULTRA) study.","authors":"Luke D Malocha, Ethan J Jastifer, James R Jastifer, Martin D Hoffman","doi":"10.1080/15438627.2026.2624540","DOIUrl":"10.1080/15438627.2026.2624540","url":null,"abstract":"<p><p>Participants in the ULTRA Study completed surveys in 2014 and again in 2024 to assess long-term changes in motivation to run (Motivations of Marathoners Scale) and perception of success (Perception of Success Questionnaire). Of the 534 ultramarathon runners, 270 were still participating in ultramarathons at 10-year followup. Motivation declined across nearly all dimensions over 10 years, including personal goal achievement, competition, recognition, affiliation, psychological coping, life meaning, and self-esteem (all <i>p</i><0.001). Health orientation showed no significant change (<i>p</i> = 0.084). Participants had higher task (<i>p</i><0.001) and ego (<i>p</i> = 0.002) scores (indicating weaker orientation) supporting the concept that after 10 years, ultramarathon runners care less about getting better (task) and less about beating others (ego). Overall, the results indicate a high level of discontinuation of the sport and a relative prioritization of health-related concerns as all other motivations declined over time.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"495-505"},"PeriodicalIF":2.4,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146202450","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
João Vitor Silva, Tamires Nunes Oliveira, Priscilla Sampaio, Odara Maria de Sousa Sá, Gabriel Barreto, Hamilton Roschel, Bryan Saunders
{"title":"Creatine monohydrate improved cycling Wingate performance but not cognitive function in young active males and females.","authors":"João Vitor Silva, Tamires Nunes Oliveira, Priscilla Sampaio, Odara Maria de Sousa Sá, Gabriel Barreto, Hamilton Roschel, Bryan Saunders","doi":"10.1080/15438627.2026.2656695","DOIUrl":"10.1080/15438627.2026.2656695","url":null,"abstract":"<p><p>This study evaluated the effects of creatine monohydrate (Cr) supplementation on cognitive and physical performance of young, healthy, omnivorous and physically active individuals, before and after high-intensity exercise. Forty healthy volunteers (20 males [age 23 ± 5 y] and 20 females [age 24 ± 5 y]) completed three visits comprising a familiarization to all test procedures, followed by 2 main trials separated by 1 week of 20 g/day Cr or placebo (maltodextrin) supplementation in a parallel-group design. Participants performed the Stroop Colour and Word Test 1 and 2 and Trail Test A and B pre- and post- a 30-s Wingate cycling test. Cr improved mean (pre-supplementation: 526 W; 95% CI: 510,542; vs. post-supplementation: 570 W; 95% CI: 554,586; <i>p</i> = 0.002; Effect size [ES]=0.94) and peak (pre-supplementation: 738 W; 95% CI: 684,791; vs. post-supplementation: 797 W; 95% CI: 743,850; <i>p</i> = 0.002; ES = 0.91) power output, with no sex differences shown. There were no effects of Cr on any of the cognitive tasks. Cr supplementation improved 30-s Wingate performance but did not affect cognitive performance. These data suggest that Cr may be beneficial for those involved in explosive exercise bouts. There appeared to be a learning effect for several of the cognitive tests, which may have masked any effect with Cr.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"575-589"},"PeriodicalIF":2.4,"publicationDate":"2026-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147646354","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Emily Xu, Connie Hsu, Kaitlyn Liu, Holly Benjamin, Brian Krabak
{"title":"Training activities associated with lumbar pain exacerbation in competitive swimmers with prior lumbar spine injury: a cross-sectional survey.","authors":"Emily Xu, Connie Hsu, Kaitlyn Liu, Holly Benjamin, Brian Krabak","doi":"10.1080/15438627.2026.2724285","DOIUrl":"https://doi.org/10.1080/15438627.2026.2724285","url":null,"abstract":"<p><p>Competitive swimmers often accumulate high training volumes that place repetitive stress on the lumbar spine, potentially worsening injury and pain. This study examined training activities associated with self-reported lumbar spine pain exacerbation in competitive swimmers with prior lumbar spine injury. We conducted a retrospective cross-sectional survey of 285 swimmers (mean age 18.7 ± 3.1 years) assessing demographics, training exposures, and injury history. 29 swimmers (10.2%) reported a prior lumbar spine injury, including disc pathology (20.7%), spondylolysis/spondylolisthesis or facet pain (27.6%), lumbar strain (27.6%), and scoliosis or sacroiliac pain (24.1%). All activity-related analyses were conducted on these 29 swimmers. The frequency of self-reported pain exacerbation differed significantly across the 12 training activities (Cochran's Q(11) = 80.02, <i>p</i> < 0.001). Butterfly (86.2%), dryland strength training (75.9%), and turns (72.4%) were most frequently reported as pain-provoking, whereas paddles (13.8%) and pull buoys (13.8%) were least frequently reported as pain-provoking. Among competitive swimmers with a history of lumbar spine injury, the frequency of reported pain exacerbation varied across training activities, with butterfly, turns, and dryland strength training most frequently reported as exacerbating symptoms. These findings can inform practical activity-modification strategies and may inform future prospective studies evaluating activity modification and return-to-swimming strategies in swimmers with lumbar spine pain.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"1-9"},"PeriodicalIF":2.4,"publicationDate":"2026-08-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148831578","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Beata Pożarowszczyk-Kuczko, Gabriela Lampart, Oliwia Jabłońska, Magdalena Podczarska-Głowacka, Sebastian Klich
{"title":"Shoulder girdle muscle function and morphology after isotonic and isokinetic exercise in swimmers with rotator cuff tendinopathy.","authors":"Beata Pożarowszczyk-Kuczko, Gabriela Lampart, Oliwia Jabłońska, Magdalena Podczarska-Głowacka, Sebastian Klich","doi":"10.1080/15438627.2026.2720157","DOIUrl":"https://doi.org/10.1080/15438627.2026.2720157","url":null,"abstract":"<p><p>This study aimed to evaluate the functional and morphological changes following repetitive isotonic and isokinetic overhead exercises in 32 national-level swimmers (16 with rotator cuff (RC) tendinopathy, and 16 asymptomatic controls). Participants completed a randomized crossover test involving isotonic (swim ergometer) and isokinetic (dynamometer) exercise protocols. Outcome measures included pain, shoulder range of motion (ROM), muscle strength, and acromiohumeral distance (AHD) at 0°, 60°, and 90° abduction. Post-exercise, both groups experienced increased pain and significant reductions in ROM, muscle strength and AHD at all angles (all p < 0.001). However, the RC tendinopathy group exhibited consistently smaller AHD and greater declines in ROM and strength, particularly following isokinetic exercise. Isokinetic exercise induced greater immediate changes than isotonic exercise, likely due to continuous force generation throughout the full ROM. However, these findings represent acute responses and should not be interpreted as evidence of impingement risk.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"1-12"},"PeriodicalIF":2.4,"publicationDate":"2026-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148819438","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Po-Han Chang, Bo-Jen Ko, Min-Hao Hung, Ti Wu, Yen-Tzu Huang
{"title":"Effects of tissue flossing on sports performance, injury prevention, and post-injury rehabilitation outcomes: a systematic review.","authors":"Po-Han Chang, Bo-Jen Ko, Min-Hao Hung, Ti Wu, Yen-Tzu Huang","doi":"10.1080/15438627.2026.2720160","DOIUrl":"10.1080/15438627.2026.2720160","url":null,"abstract":"<p><p>Tissue flossing (TF) is a compression-based soft-tissue intervention increasingly used in athletic and rehabilitation settings. However, current evidence is heterogeneous and inconsistent. This systematic review synthesized the effects of TF on sports performance, injury prevention, and post-injury rehabilitation, while distinguishing experimentally demonstrated outcomes from hypothesized mechanisms. Following PRISMA 2020 guidelines, PubMed/MEDLINE, Web of Science, Scopus, and SPORTDiscus were searched, and quantitative data, including means, <i>p</i> values, and effect sizes, were extracted where available. Twenty peer-reviewed trials met the inclusion criteria. TF applied at approximately 50% elongation acutely improved joint range of motion (ROM; Hedges' <i>g</i> = 0.19, <i>p</i> = .010) and selected force outputs, including plantar-flexion torque, which increased by 4.3-4.9 N·m. Compared with active interventions, TF produced sustained reductions in muscle stiffness, including a mean difference of -43.40 kPa in the distal semitendinosus (<i>p</i> = .007). Preliminary evidence also suggested potential benefits for proprioception and feedforward neuromuscular activation in individuals with chronic ankle instability. Overall, TF may improve acute mobility, selected force outputs, and sensorimotor function. However, small sample sizes, protocol heterogeneity, and limited follow-up periods prevent definitive conclusions regarding its effectiveness for injury prevention or post-injury rehabilitation across diverse populations, intervention protocols, and longer-term clinical and functional outcomes.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"1-18"},"PeriodicalIF":2.4,"publicationDate":"2026-08-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148797549","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Tian-Yi Zang, Ransi S S Subasinghe Arachchige, Roy Tsz-Hei Cheung, Mingde Cao, Dennis Cham-Kit Wong, Rex Wang-Fung Mak, Jonathan Patrick Ng, Daniel T P Fong, Michael Tim-Yun Ong, Patrick Shu-Hang Yung
{"title":"Single-leg squat knee biomechanics at 4 months post-operation predicts 6- and 12-month outcomes after anterior cruciate ligament reconstruction: a cohort study.","authors":"Tian-Yi Zang, Ransi S S Subasinghe Arachchige, Roy Tsz-Hei Cheung, Mingde Cao, Dennis Cham-Kit Wong, Rex Wang-Fung Mak, Jonathan Patrick Ng, Daniel T P Fong, Michael Tim-Yun Ong, Patrick Shu-Hang Yung","doi":"10.1080/15438627.2026.2720158","DOIUrl":"https://doi.org/10.1080/15438627.2026.2720158","url":null,"abstract":"<p><p>Persistent functional deficits frequently complicate recovery following anterior cruciate ligament reconstruction (ACLR). This prospective cohort study investigated whether sagittal-plane knee biomechanics during a single-leg squat at 4 months post-ACLR predict functional outcomes at 6 and 12 months. Fifty-three participants underwent 3D biomechanical analysis at 4 months to measure peak knee flexion angle and moment (KFM). Clinical outcomes, including muscle strength, hop performance, and patient-reported measures, were assessed at follow-up. Regression analysis revealed that 4-month peak KFM was a consistent independent predictor of future function. Higher KFM significantly predicted greater 6-month International Knee Documentation Committee (IKDC) scores and knee extension strength, with predictive value for strength persisting at 12 months. Conversely, among the sagittal-plane variables examined, peak KFM was a stronger predictor of 6- and 12-month outcomes than peak KFA, suggesting that internal knee loading strategy during the single-leg squat (SLS) may carry greater prognostic value than squat depth. Further research is needed to determine whether biomechanical variables from other planes contribute additional predictive information.</p>","PeriodicalId":20958,"journal":{"name":"Research in Sports Medicine","volume":" ","pages":"1-14"},"PeriodicalIF":2.4,"publicationDate":"2026-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"148797588","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}