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Tendinopathic Plantaris but Normal Achilles Tendon Found in About One-Fifth of Patients Not Responding to Conservative Achilles Tendon Management – Results from a Prospective WALANT Surgical Case Series on 105 Tendons Open Access Journal of Sports Medicine Pub Date : 2024-04-10 Håkan Alfredson, Markus Waldén, David Roberts, Christoph Spang
Purpose: Midportion Achilles tendinopathy is a relatively common condition. This study aimed to investigate the presence of a normal Achilles tendon, but a tendinopathic plantaris tendon, in a large and consecutive prospective sample of patients referred to a specialised tendon clinic for midportion Achilles tendon pain not responding to non-surgical treatment. Patients and Methods: A total of 105
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Evaluation of Failed ACL Reconstruction: An Updated Review Open Access Journal of Sports Medicine Pub Date : 2024-04-02 Bryson Kemler, Carlo Coladonato, John Hayden Sonnier, Michael P Campbell, Danielle Darius, Brandon J Erickson, Fotios Paul Tjoumakaris, Kevin B Freedman
Abstract: Failure rates among primary Anterior Cruciate Ligament Reconstruction (ACLR) range from 3.2% to 11.1%. Recently, there has been increased focus on surgical and anatomic considerations which predispose patients to failure, including excessive posterior tibial slope (PTS), unaddressed high-grade pivot shift, and improper tunnel placement. The purpose of this review was to provide a current
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Impacts of the Early COVID-19 Pandemic on Depressive Symptoms and Mental Health Among Student-Athletes Open Access Journal of Sports Medicine Pub Date : 2024-03-18 Christopher S Ahmad, Justin E Hellwinkel, Rifat Ahmed, Frank J Alexander, Alan W Reynolds, Dana P Piasecki, Thomas S Bottiglieri, T Sean Lynch, Charles A Popkin, Bryan M Saltzman, David P Trofa
Objective: Social distancing protocols due to the COVID-19 pandemic resulted in premature ending of athletic seasons and cancellation of upcoming seasons, placing significant stress on young athletes. Inability to play or forced early retirement has significant consequences on athlete’s mental health, as demonstrated by an extensive body of injury literature. We hypothesize that premature suspension
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Maximal Oxygen Uptake, Muscular Oxidative Capacity, and Ventilatory Threshold in Amateur Triathletes: Eight-Month Training Follow-Up Open Access Journal of Sports Medicine Pub Date : 2024-03-15 Mateus Guilherme Calixto Assis, José Geraldo Gomes Barbosa Junior, Aldo Seffrin, Vinícius Ribeiro dos Anjos Souza, Lavínia Vivan, Mila Alves Matos Rodrigues, Claudio André Barbosa de Lira, Rodrigo Luiz Vancini, Beat Knechtle, Katja Weiss, Marilia Santos Andrade
Purpose: Endurance sports performance is influenced by several factors, including maximal oxygen uptake (⩒O2max), the percentage of ⩒O2max that can be sustained in endurance events, running economy, and body composition. Traditionally, ⩒O2max can be measured as an absolute value, adjusted for body mass, reflecting the athlete’s central capacity (maximal cardiac output), or adjusted for lean mass (LM)
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Multivariate Analysis of Risk Factors for Injury and Surgical Interventions in Ankle and Knee Injuries in NBA Athletes Open Access Journal of Sports Medicine Pub Date : 2024-02-07 Joshua J Cassinat, Matthew Aceto, Jonathan Schwartzman, Yasmine Ghattas, Zachary Gapinski, Benjamin C Service
Objective: Lower extremity ankle and knee injuries occur at a high rate in the National Basketball Association (NBA) often requiring surgical intervention. This study aimed to identify surgical rates and risk factors for surgical intervention using multivariate analysis in ankle and knee injuries in NBA player. Methods: Player demographics, performance metrics, advanced statistics, and injury characteristics
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Sedentarism in Recreational Marathon Runners Open Access Journal of Sports Medicine Pub Date : 2023-12-28 Pantelis T Nikolaidis, Beat Knechtle
Aim: Although it has been previously observed that sedentary behavior (SB) was not related to training duration in marathon runners, little information existed about the relationship of SB with training, anthropometric and physiological characteristics in this population. This study aimed to investigate the prevalence of SB and its correlation with performance parameters (such as body fat percentage
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Stress Fractures of the First Rib Related to Soft Tennis, Associated with the Tennis Ground Stroke Open Access Journal of Sports Medicine Pub Date : 2023-12-27 Akio Sakamoto, Shuzo Okudaira, Yuta Onishi, Takashi Noguchi, Shuichi Matsuda
Abstract: Stress fractures of the first rib are uncommon and thought to be associated with overhead-throwing athletes. Soft tennis is similar to regular tennis but uses a much softer rubber ball. In the current report, a 14-year-old girl suffered from shoulder girdle pain, especially at the end of her tennis ground stroke. Plain radiographs showed overgrowth of bone with a fracture line on the first
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Athlete Sleep Behavior Questionnaire in Japanese (ASBQ-J): An Adaptation and Validation Study Open Access Journal of Sports Medicine Pub Date : 2023-11-16 Yuka Tsukahara, Satoshi Kodama, Saaya Kikuchi, Carly Day
Purpose: The Athlete Sleep Behavior Questionnaire (ASBQ) is an 18-item self-reported questionnaire that can be used to screen for sleep disorders in athletes and assess environmental, behavioral, and sports-related factors along with sleep disorders. This study aimed to analyze the reliability and validity of the ASBQ translated into Japanese (ASBQ-J). Patients and Methods: 111 female collegiate athletes
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Utility of SpeedCourt System: A Novel Study of 100 Professional Footballers at FIFA Medical Centre of Excellence Dubai UAE Open Access Journal of Sports Medicine Pub Date : 2023-10-31 Mourad Ghrairi, Shaival Dalal, Esther Esteban-García, Philippe Chomier, Xavier Valle, Ricard Pruna
Purpose: The SpeedCourt system has been confirmed as an effective and dependable tool for evaluating multi-directional change-of-direction (COD) maneuvers. It has also been employed in the rehabilitation process following Anterior Cruciate Ligament (ACL) injuries and for multi-directional training purposes. This study investigated by means of the SpeedCourt system determines 1) whether there is any
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Sports Injuries While Wingfoiling Open Access Journal of Sports Medicine Pub Date : 2023-10-27 Thomas Gangl, Maurice Balke, Gulen Ayhan, Kirsten Thuenemann
Purpose: Wingfoiling is a new popular water sport. Data on the risk of injury or overuse injuries are not yet available. The aim of the study was to analyze the incidence, mechanisms and risk factors for wingfoiling related injuries and the acceptance of safety equipment. Patients and Methods: Data for this retrospective study were collected through an online standardized questionnaire. It was accessible
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Sports Physiology in Adolescent Track-and-Field Athletes: A Narrative Review Open Access Journal of Sports Medicine Pub Date : 2023-06-29 Pantelis T Nikolaidis, Valentine D Son’kin
Abstract: The present study aimed to review the physiological aspects of adolescent track-and-field (TAF) athletes. A search of Scopus on 27/12/2022 using the syntax ABS (track-and-field) AND ABS (children) OR ABS (adolescent) showed 121 documents, and 45 were considered for further analysis. In addition, handsearching was conducted to identify Russian literature missing in Scopus. Differences were
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Calisthenics: Epidemiology of Injury Patterns and Their Risk Factors Open Access Journal of Sports Medicine Pub Date : 2023-05-24 Laura McDonald-Wedding, Lauren Goodwin, Annabel Preston, Gaylene McKay, Cylie Williams
Objective: To quantify the prevalence and nature of injuries and their risk factors in calisthenics to, therefore, inform the practitioner what to expect from these athletes. Methods: This study was an online cross-sectional survey of calisthenics athletes. Data were collected online and the survey was distributed via social media over six months in 2020. The purpose-built survey consisted of demographic
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Ankle Sprains in Athletes: Current Epidemiological, Clinical and Imaging Trends Open Access Journal of Sports Medicine Pub Date : 2023-05-22 Pia M Jungmann, Thomas Lange, Markus Wenning, Frédéric A Baumann, Fabian Bamberg, Matthias Jung
Purpose: Ankle injuries are frequent sports injuries. Despite optimizing treatment strategies during recent years, the percentage of chronification following an ankle sprain remains high. The purpose of this review article is, to highlight current epidemiological, clinical and novel advanced cross-sectional imaging trends that may help to evaluate ankle sprain injuries. Methods: Systematic PubMed literature
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All-Arthroscopic Refixation of an Osteochondral Femoral Avulsion of the Anterior Cruciate Ligament with a Laxity-Minimizing Suture Open Access Journal of Sports Medicine Pub Date : 2023-05-03 Hauke Horstmann, Roman Karkosch, Jochen Plagge, Tomas Smith, Maximilian Petri
Purpose: Torn anterior cruciate ligaments in children are rare injuries. The incidence of concomitant avulsion fracture in the skeletally immature patient is high. Reports of arthroscopic reconstruction in the literature are sparse. Case Presentation: We present the case of a femoral avulsion fracture of the anterior cruciate ligament in a seven-year-old girl. The patient underwent arthroscopic refixation
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Awareness and Knowledge of Medical Issues Related to Female Athletes Among Track and Field Coaches Open Access Journal of Sports Medicine Pub Date : 2023-03-23 Yuka Tsukahara, Hiroshi Kamada, Suguru Torii, Hiroshi Yamamoto, Fumihiro Yamasawa
Introduction: Little is known regarding medical knowledge pertaining to female athletes among track and field coaches and their interactions with female athletes regarding medical problems. Methods: Participants were track and field coaches (369 males and 43 females) with Japan Sport Association certification and they completed an anonymous survey on their knowledge of medical problems pertinent to
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Early Sport Specialization Trends and Injuries in Former High School Athletes Specialized in Sports Open Access Journal of Sports Medicine Pub Date : 2023-02-07 Yasuharu Nagano, Takashi Oyama
Purpose: Determining the effects of early specialization in a specific sport is difficult. Therefore, it is necessary to investigate its effects based on the type of sports. The purpose of this study was to investigate the proportion of participants who had been participating in a single sport, in individual or team sports from an early age and to compared the prevalence of acute and overuse injuries
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Rib Fractures in Professional Baseball Pitchers: Mechanics, Epidemiology, and Management Open Access Journal of Sports Medicine Pub Date : 2022-10-10 Sean Schowalter, Bryan Le, James Creps, Kelly C McInnis
Abstract: Pitching is a complex kinetic chain activity requiring the transfer of energy from the lower body, through the core and trunk, and finally through the arm to generate explosive acceleration of the baseball. As a result, large forces are generated in the trunk musculature and rib attachments from the late cocking phase of pitching through deceleration. The repetitive cumulative load and high
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A Thematic Analysis of Osteopathic Physicians’ Identities and Experiences in North American Professional Sports Open Access Journal of Sports Medicine Pub Date : 2022-09-15 Kaitlyn Blacha, Andrew Cade, Tyler Russell, Daniel Skinner
Objective: This interview-based thematic analysis examines the evolving professional identities and practices of osteopathic physicians (DOs) in North American professional sports (baseball, basketball, football, hockey, and soccer) to understand the extent to which DOs employ osteopathic-specific skill sets in their work with player-patients. In addition, the study sought to understand the prevalence
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No Significant Change in MRI Abnormalities or Back Pain Prevalence in the Thoraco-Lumbar Spine of Young Elite Skiers Over a 2-Year Follow-Up Open Access Journal of Sports Medicine Pub Date : 2022-08-18 Wisam A Witwit, Hanna Hebelka, Anna Swärd Aminoff, Josefin Abrahamson, Carl Todd, Adad Baranto
Background: Young athletes are at increasing risk for spinal column injuries due to overloading the spine with excessive sports activities, with potential development of complications later in life. Purpose: The purpose of this 2-year follow-up study of young elite skiers and non-athletes was to investigate any potential change in the thoraco-lumbar findings on MRI and to outline any change in back
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Optimal Graft Choice in Athletic Patients with Anterior Cruciate Ligament Injuries: Review and Clinical Insights Open Access Journal of Sports Medicine Pub Date : 2022-07-01 Katarina Sim, Richard Rahardja, Mark Zhu, Simon W Young
Abstract: Anterior cruciate ligament (ACL) rupture is a common sporting-related knee injury with a potentially detrimental impact on the athlete’s career, yet there is no formal consensus on the optimal graft choice for reconstructing the ruptured ACL in this specific population. Options for reconstruction include autograft, allograft, and artificial grafts. However, each has associated failure risk
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Effects of Maturation Stage on Sprinting Speed Adaptations to Plyometric Jump Training in Youth Male Team Sports Players: A Systematic Review and Meta-Analysis Open Access Journal of Sports Medicine Pub Date : 2022-05-09 Ana Filipa Silva, Rodrigo Ramirez-Campillo, Halil İbrahim Ceylan, Hugo Sarmento, Filipe Manuel Clemente
Purpose: To determine the effects of maturation stage (eg, classified in the same intervention protocol as early-, and late-mature) on linear sprinting speed adaptations to plyometric jump training (PJT) in youth (aged < 18 years) male team sports players. Patients and Methods: Eligibility criteria was determined based on PICOS: (P) healthy youth male team sport players classified in the same intervention
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Factors That Influence the Return to Sport After Arthroscopic Bankart Repair for Glenohumeral Instability Open Access Journal of Sports Medicine Pub Date : 2022-04-02 Luciano Andrés Rossi, Ignacio Pasqualini, Ignacio Tanoira, Maximiliano Ranalletta
Abstract: Numerous studies have reported high rates of return to sports following arthroscopic Bankart repair (ABR) However, there is enormous controversy regarding the optimal management of these patients in the postoperative period. Controversy issues include rehabilitation, criteria for returning to sports, and the specific management of each athlete according to the sport they practice. Even though
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Meniscal Root Repair Alone or Combined with Different Procedures After at Least 6 Months of Follow-Up: A Series of Cases Open Access Journal of Sports Medicine Pub Date : 2022-03-29 José Leonardo Rocha de Faria, Raphael Serra Cruz, André Luiz Siqueira Campos, Gabriel Garcez Araújo Souza, Yuri Sampaio Di Cavalcanti, Rodrigo Araujo Goes
Purpose: To analyze clinical and functional outcomes of patients submitted to posterior meniscal root repair of the medial or lateral meniscus in different settings, with at least 6 months of follow-up. Patients and Methods: Retrospective multicentric study assessing epidemiological characteristics and clinical-functional results of 22 patients who underwent meniscal root reinsertion (MRR) by transtibial
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The Effect of Intensity Soccer Training Sessions on Marked Biochemical Indicators of Blood Acidity of Saudi Young Soccer Players Open Access Journal of Sports Medicine Pub Date : 2022-03-10 Ghareeb O Alshuwaier, Hadeel Ali Ghazzawi, Abdulrahman I Alaqil, Yahya R Alsharif, Mohammed Shaab Alibrahim, Khalid S Aljaloud
Purpose: To assess the effect of low-to-moderate-intensity exercise on specific blood biomarkers and blood acidity in young Saudi Arabian professional soccer players. Methods: A total of 43 professional soccer players participated in the current study. A cross-sectional research method was used to compare the changes in the following blood biomarkers: calcium, magnesium, glucose, anion-gap metabolic
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Cross-Communication Between Knee Osteoarthritis and Fibrosis: Molecular Pathways and Key Molecules Open Access Journal of Sports Medicine Pub Date : 2022-03-01 Ioanna K Bolia, Kevin Mertz, Ethan Faye, Justin Sheppard, Sagar Telang, Jacob Bogdanov, Laith K Hasan, Aryan Haratian, Denis Evseenko, Alexander E Weber, Frank A Petrigliano
Abstract: Knee fibrosis is characterized by the presence of excessive connective tissue due to dysregulated fibroblast activation following local or systemic tissue damage. Knee fibrosis constitutes a major clinical problem in orthopaedics due to the severe limitation in the knee range of motion that leads to compromised function and patient disability. Knee osteoarthritis is an extremely common orthopedic
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Does the Fight Profile Interfere with Orthopedic Injuries in Brazilian Jiu-Jitsu? Open Access Journal of Sports Medicine Pub Date : 2021-11-12 José Martins Juliano Eustaquio, Alberto Martins Fontoura Borges, Lorena Souza Vilela, Matheus Pizarro Carvalho Gouveia, Amanda Laruzo Rabelo, Camila Cohen Kaleka, Pedro Debieux, Octávio Barbosa Neto
Purpose: To evaluate the prevalence and characteristics of orthopedic injuries associated with the technical-tactical profiles of Brazilian Jiu-Jitsu (BJJ) fighters, according to the fighters’ graduation level (beginner and advanced). Patients and Methods: Cross-sectional study, which included the participation of amateur and professional BJJ athletes, aged between 18 and 60 years and practitioners
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Open Stabilization Procedures of the Shoulder in the Athlete: Indications, Techniques, and Outcomes Open Access Journal of Sports Medicine Pub Date : 2021-11-02 Aryan Haratian, Katie Yensen, Jennifer A Bell, Laith K Hasan, Tara Shelby, Brandon Yoshida, Ioanna K Bolia, Alexander E Weber, Frank A Petrigliano
Abstract: Shoulder instability is a relatively common injury especially in the young athletic population and its surgical management continues to remain a controversial topic in sports medicine orthopedics. Anterior instability is the most common type encountered and is estimated to have an incidence rate of 0.08 per 1000 person–years in the general population; however, this figure is likely higher
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Medial Meniscus Repair in Major League Soccer Players Results in Decreased Performance Metrics for One Year and Shortened Career Longevity Open Access Journal of Sports Medicine Pub Date : 2021-10-28 David Heath, David Momtaz, Abdullah Ghali, Luis Salazar, Jonathan Bethiel, Boris Christopher, Caitlyn Mooney, Katherine C Bartush
Background: The rate of medial meniscus tear (MMT) in professional soccer players is high. There are no studies on objective performance metrics following medial meniscus repair in these athletes. Purpose: Examine the impact of MMT treated with surgical repair on performance metrics and career longevity in Major League Soccer (MLS) players. Methods: MLS players who sustained an MMT between 1993 and
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Knowledge and Prevalence of Supplements Used by Brazilian Resistance Training Practitioners Before Coronavirus Outbreak Open Access Journal of Sports Medicine Pub Date : 2021-09-16 Rodrigo Luiz Vancini, Weverton Rufo-Tavares, Hudson Renato de Paula Oliveira, Ricardo Borges Viana, Marilia dos Santos Andrade, Beat Knechtle, Pantelis Theodoros Nikolaidis, Paulo Gentil, Claudio Andre Barbosa de Lira
Introduction: The use of dietary supplements and ergogenic aids (DSEA) is popular among physical activity enthusiasts. Particularly, resistance training (RT) practitioners represent important DSEA consumers due to its easy access and the appeal of claims related to muscle hypertrophy, aesthetics, and physical performance improvements. Methods: Our aim was to study knowledge, prevalence, and profile
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Managing Perioperative Pain After Anterior Cruciate Ligament (ACL) Reconstruction: Perspectives from a Sports Medicine Surgeon Open Access Journal of Sports Medicine Pub Date : 2021-09-04 Ioanna K Bolia, Aryan Haratian, Jennifer A Bell, Laith K Hasan, Nima Saboori, Ryan Palmer, Frank A Petrigliano, Alexander E Weber
Abstract: Anterior cruciate ligament reconstructions (ACLR) are a relatively common procedure in orthopedic sports medicine with an estimated 130,000 arthroscopic operations performed annually. Most procedures are carried out on an outpatient basis, and though success rates of ACLR are as high as 95%, pain remains the most common postoperative complication delaying patient discharge, and thereby increasing
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Comparison of Different Functional Tests for Leg Power and Normative Bilateral Asymmetry Index in Healthy Collegiate Athletes Open Access Journal of Sports Medicine Pub Date : 2021-08-06 Spencer W Sullivan, Niles A Fleet, Vanessa A Brooks, Jennifer Bido, Benedict U Nwachukwu, Peter H Brubaker
Background: Bilateral leg power is being increasingly investigated as a proxy for the recovery of muscle performance after injury. Functional tests like the single leg hop for distance (SLHD) and single leg vertical jump (SLVJ) are often used to determine symmetry and return to play (RTP) readiness. As an injury predictor, leg power is accurately measured with the Keiser Air420 seated leg press. Purpose:
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Blowing the Whistle on Concussion Knowledge and Education in Youth Sport Referees Open Access Journal of Sports Medicine Pub Date : 2021-08-04 Colin King, Erin Coughlan
Purpose: To gain an understanding of referee concussion knowledge, what sporting organizations were doing to prepare their referees to recognize concussions in youth sport, and what role referees could play in overall concussion safety. Materials and Methods: A total of 134 referees participated in the study across four provincial sporting organizations (rugby, soccer, ice hockey, and football). Participants
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Injury Epidemiology of 626 Athletes in Surfing, Wind Surfing and Kite Surfing Open Access Journal of Sports Medicine Pub Date : 2021-08-04 Dominik Szymski, Leonard Achenbach, Martin Siebentritt, Karola Simoni, Norbert Kuner, Christian Pfeifer, Werner Krutsch, Volker Alt, Rainer Meffert, Kai Fehske
Introduction/Background: Surfing, wind surfing and kite surfing enjoy a growing popularity with a large number of athletes worldwide. The aim of this study was to identify and compare the injury profiles and compare the injury profiles of these three extreme water sports. Materials and Methods: These data for this retrospective cohort study were collected through an online standardised questionnaire
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Weight-Making Practices Among Jockeys: An Update and Review of the Emergent Scientific Literature Open Access Journal of Sports Medicine Pub Date : 2021-07-09 Kelly Ryan, Joseph Brodine
Abstract: Numerous publications have described the behaviors employed by professional jockeys on a daily basis to achieve and maintain a minimum racing weight. This narrative review provides an update of recent publications that report on the impact of such practices. Although rapid weight-loss techniques such as calorie restriction and dehydration are commonly thought to be deleterious to jockeys
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Acromioclavicular Joint Injuries: Effective Rehabilitation Open Access Journal of Sports Medicine Pub Date : 2021-05-28 Matthew R LeVasseur, Michael R Mancini, Daniel P Berthold, Antonio Cusano, Grace P McCann, Mark P Cote, Gregg Gomlinski, Augustus D Mazzocca
Purpose: To perform a review of the literature focusing on rehabilitation protocols in patients with acromioclavicular (AC) joint injuries treated operatively and nonoperatively and to provide an updated rehabilitation treatment algorithm. Methods: Studies were identified by searching the MEDLINE database from 01/1995 to 09/2020. Included studies contained detailed rehabilitation protocols with physiologic
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Surgical Management of Superior Labral Tears in Athletes: Focus on Biceps Tenodesis Open Access Journal of Sports Medicine Pub Date : 2021-05-05 Garrett V Christensen, Karch M Smith, Jun Kawakami, Peter N Chalmers
Abstract: Superior labrum anterior-posterior (SLAP) lesions are common in overhead athletes. Though some patients have asymptomatic lesions, many tears cause pain and diminished athletic performance. Accurate diagnosis of SLAP lesions can be challenging as the sensitivity and specificity of both the physical exam and advanced imaging is questionable. Management is also difficult, as treatment can be
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Prevalence and Burden of Physical Problems in Female College Basketball Athletes: A 135-Day Prospective Cohort Study Open Access Journal of Sports Medicine Pub Date : 2021-04-29 Yasuharu Nagano, Yui Shimada, Naoki Sasaki, Masaki Shibata
Introduction: The purpose of this prospective cohort study was to investigate the prevalence and burden of “any physical complaint” in college female basketball athletes using a daily questionnaire. Methods: Fifty-four female college basketball players were recruited and followed up for 135 days using the Oslo Sports Trauma Research Centre questionnaire. Results: The questionnaire response rate was
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Management Options for Shoulder Impingement Syndrome in Athletes: Insights and Future Directions Open Access Journal of Sports Medicine Pub Date : 2021-04-13 Ioanna K Bolia, Kevin Collon, Jacob Bogdanov, Rae Lan, Frank A Petrigliano
Abstract: Athletes participating in overhead sports are at particularly high risk of shoulder impingement syndrome. Subcoracoid impingement is defined as impingement of the anterior soft tissues of the shoulder between the coracoid process and the lesser tuberosity. Subacromial impingement syndrome (SIS) occurs due to extrinsic compression of the rotator cuff between the humeral head and coracoacromial
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Anterior Cruciate Ligament Injuries in Australian Rules Football: Incidence, Prevention and Return to Play Outcomes Open Access Journal of Sports Medicine Pub Date : 2021-03-31 Kate E Webster, Timothy E Hewett, Julian A Feller
Abstract: Australian Rules football is the most popular of the various codes of football played in Australia. During the game players perform frequent landing, cutting and pivoting manoeuvres that expose them to substantial risk for anterior cruciate ligament (ACL) injury. Recent years have seen the introduction of a professional women’s league that has resulted in an exponential growth in the participation
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MRI-Detected Knee Ligament Sprains and Associated Internal Derangement in Athletes Competing at the Rio de Janeiro 2016 Summer Olympics Open Access Journal of Sports Medicine Pub Date : 2021-03-08 Andrew Kompel, Prashanth H Haran, Akira M Murakami, Lars Engebretsen, Mohamed Jarraya, Frank Roemer, Ali Guermazi
Purpose: Describe the frequency and severity of knee ligament sprains diagnosed by MRI in athletes participating at the 2016 Summer Olympic Games, their association with certain sports and assess correlations with additional knee structural injury. Patients and Methods: All knee MRIs performed in the Olympic Village and polyclinics during the 2016 Olympics were retrospectively, blindly reviewed for
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Eponyms in Pediatric Sports Medicine: A Historical Review Open Access Journal of Sports Medicine Pub Date : 2021-01-14 Ahmad F Bayomy, Lynn Ann Forrester, Stephen G Crowley, Charles A Popkin
Abstract: The use of eponyms in the orthopedics literature has come under scrutiny, and there is a growing body of literature evaluating the utility of these terms in modern healthcare delivery. Although the field of pediatric orthopedic sports medicine is a relatively modern subspecialty, it is built on a foundation of over 100 years of pediatric musculoskeletal medicine. As a result, eponyms account
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Lateral Ankle Sprains and Their Association with Physical Function in Young Soccer Players Open Access Journal of Sports Medicine Pub Date : 2021-01-12 Kenichiro Murata, Tsukasa Kumai, Norikazu Hirose
Purpose: Lateral ankle sprain (LAS) in childhood can result in lateral malleolus avulsion fractures; additionally, bone nonunion may occur. Physical maturity relates to the development of bone morphology and physical functionality. It is unknown how changes in physical functionality attributable to physical maturity affect young soccer players with abnormal lateral malleolus (ALM) morphology. Hence
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Evaluation of Musculoskeletal Re-Injury Occurrence in Previously Concussed National Football League Athletes Open Access Journal of Sports Medicine Pub Date : 2020-12-16 Emily M Wittrup, Lucas A Fox, Katherine M Breedlove, Allyssa K Memmini, Steven P Broglio
Introduction: Increased risk of musculoskeletal (MSK) injury post-concussion has been reported in collegiate athletes, yet it is unknown if professional football athletes are at the same risk of secondary injury. The objective of this study was to determine if the risk of MSK injury in National Football League (NFL) athletes increases after concussion. Methods: NFL injury reports from 2013 to 2017
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Injury Profile and Sex-Specific Differences in Bubble-Soccer – A First Scientific Survey of a Dangerous New Sports Trend Open Access Journal of Sports Medicine Pub Date : 2020-11-26 Volker Krutsch, Annabelle Clement, Tobias Heising, Leonard Achenbach, Christian Pfeifer, Johannes Weber, Volker Alt, Werner Krutsch
Purpose: Small-field soccer is a popular type of amateur sports worldwide. One type of small-field soccer growing in popularity is bubble-soccer, but injury risks and injury patterns are still unclear. This study investigates the factors influencing injuries in bubble-soccer for the first time. Materials and Methods: This prospective cohort study of an outdoor tournament investigated the injury incidence
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A Systematic Review of the Orthopedic Literature Involving National Hockey League Players Open Access Journal of Sports Medicine Pub Date : 2020-10-14 Emma R Berube, Cesar D Lopez, David P Trofa, Charles A Popkin
Background: Orthopedic injuries of National Hockey League (NHL) players are common and may significantly affect players’ health and careers. Evidence-based injury management is important in guiding players’ timely return to sport and their ability to play at their pre-injury levels of competition. Purpose: To summarize all data published between January 1980 and March 2020 on orthopedic injuries experienced
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Factors Associated with Ball Velocity and Low Back Pain During Kicking in Adolescent Soccer Players Open Access Journal of Sports Medicine Pub Date : 2020-09-07 Michio Tojima, Seira Takei, Suguru Torii
Purpose: The factors associated with low back pain (LBP) and the relationship between LBP and ball velocity during kicking motion of adolescent soccer players remain largely unknown. This study aims to clarify the relationship between increasing ball velocity and LBP in adolescent soccer players. Participants and Methods: Adolescent soccer players were divided into two groups according to the presence
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Injury Analysis in Professional Soccer by Means of Media Reports – Only Severe Injury Types Show High Validity Open Access Journal of Sports Medicine Pub Date : 2020-08-07 Volker Krutsch, Stephan Grechenig, Oliver Loose, Leonard Achenbach, Johannes Zellner, Heiko Striegel, Volker Alt, Johannes Weber, Markus Braun, Stephan Gerling, Werner Krutsch
Purpose: Injury data of professional soccer players obtained from media reports are frequently used in scientific research, but the accuracy of such data is still unclear. Patients and Methods: Injuries of professional soccer players of the German first and second league were documented by continuously screening media reports over one season (2015– 2016). After the season, the validity of media-reported
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Injury Analysis in Professional Soccer by Means of Media Reports - Only Severe Injury Types Show High Validity. Open Access Journal of Sports Medicine Pub Date : 2020-08-07 Volker Krutsch,Stephan Grechenig,Oliver Loose,Leonard Achenbach,Johannes Zellner,Heiko Striegel,Volker Alt,Johannes Weber,Markus Braun,Stephan Gerling,Werner Krutsch
PURPOSE Injury data of professional soccer players obtained from media reports are frequently used in scientific research, but the accuracy of such data is still unclear. PATIENTS AND METHODS Injuries of professional soccer players of the German first and second league were documented by continuously screening media reports over one season (2015-2016). After the season, the validity of media-reported
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Power Analysis of Field-Based Bicycle Motor Cross (BMX) Open Access Journal of Sports Medicine Pub Date : 2020-07-10 Amin Daneshfar, Carl Petersen, Daniel Gahreman, Beat Knechtle
Introduction: Power meter is a useful tool for monitoring cyclists’ training and race performance. However, limited data are available regarding BMX racing power output. The aim of this study was to characterise the power production of BMX riders and investigate its potential role on race performance. Methods: Fourteen male riders (age: 20.3 ± 1.5 years, height: 1.75 ± 0.05 m, mass: 70.2 ± 6.4 kg)
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Power Analysis of Field-Based Bicycle Motor Cross (BMX). Open Access Journal of Sports Medicine Pub Date : 2020-07-10 Amin Daneshfar,Carl Petersen,Daniel Gahreman,Beat Knechtle
INTRODUCTION Power meter is a useful tool for monitoring cyclists' training and race performance. However, limited data are available regarding BMX racing power output. The aim of this study was to characterise the power production of BMX riders and investigate its potential role on race performance. METHODS Fourteen male riders (age: 20.3 ± 1.5 years, height: 1.75 ± 0.05 m, mass: 70.2 ± 6.4 kg) participated
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Epidemiological Data on LCL and PCL Injuries Over 17 Seasons in Men’s Professional Soccer: The UEFA Elite Club Injury Study Open Access Journal of Sports Medicine Pub Date : 2020-05-13 Matilda Lundblad, Martin Hägglund, Christoffer Thomeé, Eric Hamrin Senorski, Jan Ekstrand, Jón Karlsson, Markus Waldén
Background: There is limited epidemiological information on injury rates and injury mechanisms for lateral collateral ligament (LCL) and posterior cruciate ligament (PCL) injuries in male professional soccer. In addition, time trends and lay-off times for these injuries have not yet been determined. Aim: To determine injury rates and circumstances of LCL and PCL injuries over 17 seasons in men’s professional
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Epidemiological Data on LCL and PCL Injuries Over 17 Seasons in Men's Professional Soccer: The UEFA Elite Club Injury Study. Open Access Journal of Sports Medicine Pub Date : 2020-05-13 Matilda Lundblad,Martin Hägglund,Christoffer Thomeé,Eric Hamrin Senorski,Jan Ekstrand,Jón Karlsson,Markus Waldén
BACKGROUND There is limited epidemiological information on injury rates and injury mechanisms for lateral collateral ligament (LCL) and posterior cruciate ligament (PCL) injuries in male professional soccer. In addition, time trends and lay-off times for these injuries have not yet been determined. AIM To determine injury rates and circumstances of LCL and PCL injuries over 17 seasons in men's professional
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Evaluation and Management of Hand, Wrist and Elbow Injuries in Ice Hockey Open Access Journal of Sports Medicine Pub Date : 2020-04-28 Liana J Tedesco, Hasani W Swindell, Forrest L Anderson, Eugene Jang, Tony T Wong, Jonathan K Kazam, R Kumar Kadiyala, Charles A Popkin
Abstract: Ice hockey continues to be a popular, fast-paced, contact sport enjoyed internationally. Due to the physicality of the game, players are at a higher risk of injury. In the 2010 Winter Olympics, men’s ice hockey had the highest injury rate compared to any other sport. In this review, we present a comprehensive analysis of evaluation and management strategies of common hand, wrist, and elbow
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Evaluation and Management of Hand, Wrist and Elbow Injuries in Ice Hockey. Open Access Journal of Sports Medicine Pub Date : 2020-04-28 Liana J Tedesco,Hasani W Swindell,Forrest L Anderson,Eugene Jang,Tony T Wong,Jonathan K Kazam,R Kumar Kadiyala,Charles A Popkin
Ice hockey continues to be a popular, fast-paced, contact sport enjoyed internationally. Due to the physicality of the game, players are at a higher risk of injury. In the 2010 Winter Olympics, men's ice hockey had the highest injury rate compared to any other sport. In this review, we present a comprehensive analysis of evaluation and management strategies of common hand, wrist, and elbow injuries
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The Effect of Extracorporeal Shock Wave Therapy in the Treatment of Patients with Trigger Finger Open Access Journal of Sports Medicine Pub Date : 2020-03-09 Babak Vahdatpour, Fahimeh Momeni, Ali Tahmasebi, Parisa Taheri
Introduction: Trigger finger disorder is a sudden release or locking of a finger during flexion or extension. Regarding the complications and disadvantages mentioned for the methods used in the treatment of trigger finger disorder, the aim of this study was to investigate the effect of extracorporeal shock wave therapy in the treatment of patients with trigger finger. Methods: This study was an interventional
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Small-Sided Games are More Enjoyable Than High-Intensity Interval Training of Similar Exercise Intensity in Soccer Open Access Journal of Sports Medicine Pub Date : 2020-03-04 Okba Selmi, Ibrahim Ouergui, Danielle E Levitt, Pantelis T Nikolaidis, Beat Knechtle, Anissa Bouassida
Introduction: High-intensity interval training (HIIT) and small-sided games (SSG) have been applied and tested for athletes in order to enhance the soccer performance. For this reason, this experimental study aimed to compare the effects of SSGs and HIIT on power, physiological responses and perceived enjoyment. Materials and Methods: Sixteen youth soccer players (age, 17.5± 0.6 years, mean±standard
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The Relationship Between Acute: Chronic Workload Ratios and Injury Risk in Sports: A Systematic Review Open Access Journal of Sports Medicine Pub Date : 2020-02-24 Danny Maupin, Ben Schram, Elisa Canetti, Robin Orr
Purpose: Low injury rates have previously been correlated with sporting team success, highlighting the importance of injury prevention programs. Recent methods, such as acute:chronic workload ratios (ACWR) have been developed in an attempt to predict and manage injury risk; however, the relation between these methods and injury risk is unclear. The aim of this systematic review was to identify and
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Simplified Measurement of Maximum Strength After Knee Surgery: Application-Based Knee-Training Device Compared to Isokinetic Testing Open Access Journal of Sports Medicine Pub Date : 2020-01-22 Hauke Horstmann, Pascal Medico, Florian Lasch, Werner Krutsch, Thomas Sanjay Weber-Spickschen
Context: Isokinetic testing is used as a standard tool in measuring strength in professional athletes. It is often used to evaluate improvement during rehabilitation. The disadvantages of isokinetic testing include its costs, the fact that it is not portable, and its risk of injury, which makes it not suitable for early postoperative rehabilitation. Hypothesis: The aim of this study was to investigate
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Effects of Wearing Compression Stockings on Exercise Performance and Associated Indicators: A Systematic Review Open Access Journal of Sports Medicine Pub Date : 2020-01-22 Gustavo R Mota, Mário Antônio de Moura Simim, Izabela Aparecida dos Santos, Jeffer Eidi Sasaki, Moacir Marocolo
Abstract: This systematic review investigated the effects of wearing below-knee compression stockings (CS) on exercise performance (or sports activity) and associated physiological and perceived indicators. We searched articles on PubMed using the following terms: “graduated compression stockings”; “compression stockings”; “graduated compression socks”; “compression socks” combined with “performance”
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Exercise Training and Fasting: Current Insights Open Access Journal of Sports Medicine Pub Date : 2020-01-21 Hassane Zouhal, Ayoub Saeidi, Amal Salhi, Huige Li, M Faadiel Essop, Ismail Laher, Fatma Rhibi, Sadegh Amani-Shalamzari, Abderraouf Ben Abderrahman
Abstract: Fasting is defined as the abstinence from consuming food and/or beverages for different periods of time. Both traditional and modern healthcare systems recommend fasting as a therapeutic intervention for the management of several chronic, non-infectious diseases. Exercising during a fasting state increases lipolysis in adipose tissue while also stimulating peripheral fat oxidation, resulting