Positions

Selected Publications

Academic Article

Year Title Altmetric
2023 A Retrospective Case Series Study on a Minimally Invasive Ultrasound-Guided First Dorsal Compartment Release Technique for Refractory de Quervain TenosynovitisAmerican Journal of Physical Medicine and Rehabilitation.  102:235-240. 2023
2023 The Clinician’s Guide to Baseball Pitching Biomechanics 2023
2023 Active range of motion of the shoulder: a cross-sectional study of 6635 subjectsJSES International.  7:132-137. 2023
2023 Clinical outcomes and return to play in softball players following SLAP repair or biceps tenodesisJournal of Shoulder and Elbow Surgery2023
2023 Effects of Contralateral Trunk Tilt on Shoulder and Elbow Injury Risk and Pitching Biomechanics in Professional Baseball PitchersAmerican Journal of Sports Medicine2023
2022 Training Background and Characteristics of NFL, MLB, and NBA Team PhysiciansOrthopaedic Journal of Sports Medicine.  10. 2022
2022 Clinical Outcomes of Ulnar Collateral Ligament Surgery in Nonthrowing AthletesAmerican Journal of Sports Medicine.  50:3368-3373. 2022
2022 Determinants of Biomechanical Efficiency in Collegiate and Professional Baseball PitchersAmerican Journal of Sports Medicine.  50:3374-3380. 2022
2022 Endoscopic Gluteus Medius RepairArthroscopy Techniques.  11:e1787-e1791. 2022
2022 Percutaneous microtenotomy using a microdebrider coblation wand for the treatment of lateral epicondylitis: A systematic reviewMedicine.  101:E29957. 2022
2022 Patellofemoral Joint Loading in Forward Lunge With Step Length and Height VariationsJournal of Applied Biomechanics.  38:210-220. 2022
2022 Ultrasound-guided microinvasive trigger finger release technique using an 18-gauge needle with a blade at the tip: A prospective study 2022
2022 Return to Sport After Lumbar Microdiscectomy in High School and College-Age AthletesWorld Neurosurgery.  163:e516-e521. 2022
2022 Clinical and Imaging Outcomes of Plantar Fasciotomy Using Microdebrider Coblation WandFoot & Ankle Orthopaedics.  7. 2022
2022 Pitching Behaviors in Youth Baseball: Comparison With the Pitch Smart Guidelines: Letter to the EditorOrthopaedic Journal of Sports Medicine.  10. 2022
2022 Comparison of marker-less and marker-based motion capture for baseball pitching kinematics 2022
2022 Patellofemoral Joint Loading During the Performance of the Forward and Side Lunge with Step Height VariationsInternational Journal of Sports Physical Therapy.  17:174-184. 2022
2022 The relationship among lead knee extension, fastball velocity and elbow torque in professional baseball pitchers 2022
2021 Biomechanical effects of foot placement during pitching 2021
2021 Clinical Outcomes and Return to Play in Youth Overhead Athletes After Medial Epicondyle Fractures Treated With Open Reduction and Internal FixationOrthopaedic Journal of Sports Medicine.  9. 2021
2021 Early Complications of Ulnar Collateral Ligament Repair With Collagen-Coated Suture Tape AugmentationOrthopaedic Journal of Sports Medicine.  9. 2021
2021 Short-Term Trends in Elbow Ulnar Collateral Ligament Surgery in Collegiate Baseball Players: An Analysis of 25,587 Player-YearsOrthopaedic Journal of Sports Medicine.  9. 2021
2021 The relationship between variability in baseball pitching kinematics and consistency in pitch location 2021
2020 Kinematic and kinetic comparison between American and Japanese collegiate pitchersJournal of Science and Medicine in Sport.  23:1202-1207. 2020
2020 Ultrasound-Guided Microinvasive Trigger Finger Release Technique Combined with Three Tests to Confirm a Complete ReleaseAmerican Journal of Physical Medicine and Rehabilitation.  99:1150-1156. 2020
2020 Outcomes After Ulnar Collateral Ligament Revision Reconstruction in Baseball PlayersAmerican Journal of Sports Medicine.  48:3359-3364. 2020
2020 Acute Effects of Weighted Baseball Throwing Programs on Shoulder Range of Motion 2020
2020 The influence of baseball pitching distance on pitching biomechanics, pitch velocity, and ball movementJournal of Science and Medicine in Sport.  23:879-882. 2020
2020 Short-term outcomes after pure bone marrow aspirate injection for severe knee osteoarthritis: A case seriesRegenerative Medicine.  15:1851-1859. 2020
2020 Clinical Outcomes of Percutaneous Plantar Fasciotomy Using Microdebrider Coblation WandFoot and Ankle International.  41:187-192. 2020
2020 Biomechanical comparison of plantar-to-dorsal and dorsal-to-plantar screw fixation strength for subtalar arthrodesisEinstein (São Paulo).  18. 2020
2019 Variability in Baseball Throwing Metrics During a Structured Long-Toss Program: Does One Size Fit All or Should Programs Be Individualized? 2019
2019 Portal Placement and Biomechanical Performance of Endoscopic Proximal Hamstring RepairAmerican Journal of Sports Medicine.  47:2985-2992. 2019
2019 Epidemiology of Shoulder and Elbow Injuries Among US High School Softball Players, 2005-2006 Through 2016-2017Orthopaedic Journal of Sports Medicine.  7. 2019
2019 Longevity among Major League Baseball Players - Play Ball!JAMA Internal Medicine.  179:1301-1302. 2019
2019 Baseball Pitching Biomechanics Shortly After Ulnar Collateral Ligament RepairOrthopaedic Journal of Sports Medicine.  7. 2019
2019 Kinematic and kinetic differences between left-and right-handed professional baseball pitchers 2019
2019 Baseball Pitchers’ Perceived Effort Does Not Match Actual Measured Effort During a Structured Long-Toss Throwing ProgramAmerican Journal of Sports Medicine.  47:1949-1954. 2019
2019 The influence of mound height on baseball movement and pitching biomechanicsJournal of Science and Medicine in Sport.  22:858-861. 2019
2019 Ulnar Collateral Ligament RepairOrthopedic Clinics of North America.  50:383-389. 2019
2019 Ulnar Collateral Ligament Repair With Collagen-Dipped FiberTape Augmentation in Overhead-Throwing AthletesAmerican Journal of Sports Medicine.  47:1096-1102. 2019
2019 Fastball velocity and elbow-varus torque in professional baseball pitchersJournal of Athletic Training.  54:296-301. 2019
2019 Biomechanical Differences Between Japanese and American Professional Baseball PitchersOrthopaedic Journal of Sports Medicine.  7. 2019
2019 The Relationship of Throwing Arm Mechanics and Elbow Varus Torque: ResponseAmerican Journal of Sports Medicine.  47:NP4-NP5. 2019
2018 Differences among overhand, 3-quarter, and sidearm pitching biomechanics in professional baseball playersJournal of Applied Biomechanics.  34:377-385. 2018
2018 Do Mound Height and Pitching Distance Affect Youth Baseball Pitching Biomechanics?American Journal of Sports Medicine.  46:2996-3001. 2018
2018 Do baseball pitchers improve mechanics after biomechanical evaluations? 2018
2018 Effect of a 6-Week Weighted Baseball Throwing Program on Pitch Velocity, Pitching Arm Biomechanics, Passive Range of Motion, and Injury Rates 2018
2018 Incidence of Elbow Ulnar Collateral Ligament Surgery in Collegiate Baseball PlayersOrthopaedic Journal of Sports Medicine.  6. 2018
2018 Editorial Commentary: Changing Times in Sports Biomechanics: Baseball Pitching Injuries and Emerging Wearable TechnologyArthroscopy: The Journal of Arthroscopy and Related Surgery.  34:823-824. 2018
2018 Changes in Youth Baseball Pitching Biomechanics: A 7-Year Longitudinal StudyAmerican Journal of Sports Medicine.  46:44-51. 2018
2018 Return to Play and Outcomes in Baseball Players After Superior Labral Anterior-Posterior RepairsAmerican Journal of Sports Medicine.  46:109-115. 2018
2017 Biomechanical Comparisons Among Fastball, Slider, Curveball, and Changeup Pitch Types and Between Balls and Strikes in Professional Baseball PitchersAmerican Journal of Sports Medicine.  45:3358-3367. 2017
2017 The Relationship of Throwing Arm Mechanics and Elbow Varus Torque: Within-Subject Variation for Professional Baseball Pitchers Across 82,000 ThrowsAmerican Journal of Sports Medicine.  45:3030-3035. 2017
2017 Variables Associated with Chondral and Meniscal Injuries in Anterior Cruciate Ligament SurgeryAmerican Journal of Perinatology.  30:659-667. 2017
2017 Finger forces in fastball baseball pitchingHuman Movement Science.  54:172-181. 2017
2017 Return to play and decreased performance after anterior cruciate ligament reconstruction in national football league defensive playersAmerican Journal of Sports Medicine.  45:1815-1821. 2017
2017 Biomechanical Analysis of Weighted-Ball Exercises for Baseball Pitchers 2017
2016 Anterior Cruciate Ligament Injuries in Baseball PlayersArthroscopy: The Journal of Arthroscopy and Related Surgery.  32:2278-2284. 2016
2016 Kinematic comparison of baseball batting off of a tee among various competition levels 2016
2016 Risk Factors for Revision Anterior Cruciate Ligament ReconstructionAmerican Journal of Perinatology.  29:329-336. 2016
2016 Differences among fastball, curveball, and change-up pitching biomechanics across various levels of baseball 2016
2016 Biomechanical Comparison of Ulnar Collateral Ligament Repair with Internal Bracing Versus Modified Jobe ReconstructionAmerican Journal of Sports Medicine.  44:735-741. 2016
2016 The effects of baseball bat mass properties on swing mechanics, ground reaction forces, and swing timing 2016
2015 Deficits in Glenohumeral Passive Range of Motion Increase Risk of Shoulder Injury in Professional Baseball PitchersAmerican Journal of Sports Medicine.  43:2379-2385. 2015
2015 Prevalence of ulnar collateral ligament surgery in professional baseball playersAmerican Journal of Sports Medicine.  43:1764-1769. 2015
2015 Biomechanical Performance of Baseball Pitchers with a History of Ulnar Collateral Ligament ReconstructionAmerican Journal of Sports Medicine.  43:1045-1050. 2015
2015 Return to play after chondroplasty of the knee in national football league athletesAmerican Journal of Sports Medicine.  43:663-668. 2015
2015 Tibiofemoral contact biomechanics following meniscocapsular separation and repairInternational Journal of Sports Medicine.  36:498-502. 2015
2015 Torsional Fracture of the Humerus after Subpectoral Biceps Tenodesis with an Interference Screw: A Biomechanical Cadaveric StudyClinical Biomechanics.  30:915-920. 2015
2014 Deficiencies in pitching biomechanics in baseball players with a history of superior labrum anterior-posterior repairAmerican Journal of Sports Medicine.  42:2837-2841. 2014
2014 Visualization and reduction of a mensical capsular junction tear in the knee: an arthroscopic surgical techniqueAmerican journal of orthopedics (Belle Mead, N.J.).  43:498-500. 2014
2014 Deficits in glenohumeral passive range of motion increase risk of elbow injury in professional baseball pitchers: A prospective studyAmerican Journal of Sports Medicine.  42:2075-2081. 2014
2014 Return to Play After Shoulder Stabilization in National Football League AthletesOrthopaedic Journal of Sports Medicine.  2. 2014
2014 Physical activity when young provides lifelong benefits to cortical bone size and strength in men 2014
2014 Return to Play After Shoulder Stabilization in National Football League AthletesOrthopaedic Journal of Sports Medicine.  2. 2014
2014 Risk-prone pitching activities and injuries in youth baseball: Findings from a national sampleAmerican Journal of Sports Medicine.  42:1456-1463. 2014
2013 Return to athletic activity after plate fixation of displaced midshaft clavicle fracturesAmerican Journal of Sports Medicine.  41:2632-2636. 2013
2013 Glenohumeral Passive Range Of Motion And The Correlation To Elbow Injuries In Professional Baseball PitchersOrthopaedic Journal of Sports Medicine.  1. 2013
2013 Glenohumeral Passive Range of Motion and the Correlation to Shoulder Injuries in Professional Baseball PitchersOrthopaedic Journal of Sports Medicine.  1. 2013
2013 Glenohumeral passive range of motion and the correlation to elbow injuries in professional baseball pitchersOrthopaedic Journal of Sports Medicine.  1. 2013
2013 Glenohumeral passive range of motion and the correlation to shoulder injuries in professional baseball pitchersOrthopaedic Journal of Sports Medicine.  1. 2013
2013 Biomechanical insights into the aetiology of infraspinatus syndromeBritish Journal of Sports Medicine.  47:239-244. 2013
2013 Associations between timing in the baseball pitch and shoulder kinetics, elbow kinetics, and ball speedAmerican Journal of Sports Medicine.  41:336-342. 2013
2013 Cannulated screw fixation of refractory olecranon stress fractures with and without associated injuries allows a return to baseballAmerican Journal of Sports Medicine.  41:306-312. 2013
2013 Trunk axial rotation in baseball pitching and batting 2013
2012 The feasibility of randomized controlled trials for early arthritis therapies (EARTH) involving acute anterior cruciate ligament tear cohortsAmerican Journal of Sports Medicine.  40:2648-2652. 2012
2012 Prevention of Elbow Injuries in Youth Baseball Pitchers 2012
2012 Comparison of three baseball-specific 6-week training programs on throwing velocity in high school baseball playersJournal of Strength and Conditioning Research.  26:1767-1781. 2012
2012 Ulnar collateral ligament reconstruction with gracilis tendon in athletes with intraligamentous bony excision: Technique and resultsAmerican Journal of Sports Medicine.  40:1578-1582. 2012
2011 Editorial 2011
2011 The effect of pitch type on ground reaction forces in the baseball swing 2011
2011 Correlation of glenohumeral internal rotation deficit and total rotational motion to shoulder injuries in professional baseball pitchersAmerican Journal of Sports Medicine.  39:329-335. 2011
2011 Risk of serious injury for young baseball pitchers: A 10-year prospective studyAmerican Journal of Sports Medicine.  39:253-257. 2011
2011 Biomechanical comparison of baseball pitching and long-toss: Implications for training and rehabilitationJournal of Orthopaedic and Sports Physical Therapy.  41:296-303. 2011
2011 What is the true evidence for gender-related differences during plant and cut maneuvers? A systematic review 2011
2010 Effects of a 4-Week youth baseball conditioning program on throwing velocityJournal of Strength and Conditioning Research.  24:3247-3254. 2010
2010 Passive ranges of motion of the hips and their relationship with pitching biomechanics and ball velocity in professional baseball pitchersAmerican Journal of Sports Medicine.  38:2487-2493. 2010
2010 Return to play after anterior cruciate ligament reconstruction in national football league athletesAmerican Journal of Sports Medicine.  38:2233-2239. 2010
2010 Cruciate ligament forces between short-step and long-step forward lungeMedicine and Science in Sports and Exercise.  42:1932-1942. 2010
2010 Upper Limb Biomechanics During the Volleyball Serve and Spike 2010
2010 Cruciate ligament tensile forces during the forward and side lungeClinical Biomechanics.  25:213-221. 2010
2009 Prevention of elbow injuries in youth baseball pitchersCurrent Sports Medicine Reports.  8:250-254. 2009
2009 Baseball pitching biomechanics in relation to injury risk and performance 2009
2009 Patellofemoral joint force and stress during the wall squat and one-leg squatMedicine and Science in Sports and Exercise.  41:879-888. 2009
2009 Variability in baseball pitching biomechanics among various levels of competition 2009
2009 Cruciate ligament force during the wall squat and the one-leg squatMedicine and Science in Sports and Exercise.  41:408-417. 2009
2009 A comparison of age level on baseball hitting kinematicsJournal of Applied Biomechanics.  25:210-218. 2009
2009 Biomechanical comparison between elite female and male baseball pitchersJournal of Applied Biomechanics.  25:22-31. 2009
2009 Effects of bat grip on baseball hitting kinematicsJournal of Applied Biomechanics.  25:203-209. 2009
2008 Swing kinematics for male and female pro golfers.International Journal of Sports Medicine.  29:965-970. 2008
2008 Patellofemoral compressive force and stress during the forward and side lunges with and without a strideClinical Biomechanics.  23:1026-1037. 2008
2008 Kinematic analysis of swing in pro and amateur golfers.International Journal of Sports Medicine.  29:487-493. 2008
2008 A biomechanical comparison of youth baseball pitches: Is the curveball potentially harmful?American Journal of Sports Medicine.  36:686-692. 2008
2008 Changes in shoulder and elbow passive range of motion after pitching in professional baseball playersAmerican Journal of Sports Medicine.  36:523-527. 2008
2008 Biomechanical comparison of the fastball from wind-up and the fastball from stretch in professional baseball pitchersAmerican Journal of Sports Medicine.  36:137-141. 2008
2008 Patellofemoral joint force and stress between a short- and long-step forward lungeJournal of Orthopaedic and Sports Physical Therapy.  38:681-690. 2008
2008 Prevention of arm injury in youth baseball pitchers. 2008
2007 Electromyographic analysis of the supraspinatus and deltoid muscles during 3 common rehabilitation exercisesJournal of Athletic Training.  42:464-469. 2007
2007 Outcome analysis of agility total ankle replacement with prior adjunctive procedures: Two to six year followupFoot and Ankle International.  28:308-312. 2007
2007 Pitching biomechanics as a pitcher approaches muscular fatigue during a simulated baseball gameAmerican Journal of Sports Medicine.  35:23-33. 2007
2007 The relationship between age and baseball pitching kinematics in professional baseball pitchersJournal of Biomechanics.  40:265-270. 2007
2006 Elbow biomechanics during sports: 21st Century researchTechniques in Orthopaedics.  21:228-238. 2006
2006 Risk factors for shoulder and elbow injuries in adolescent baseball pitchersAmerican Journal of Sports Medicine.  34:905-912. 2006
2006 Kinetic comparison among the fastball, curveball, change-up, and slider in collegiate baseball pitchersAmerican Journal of Sports Medicine.  34:423-430. 2006
2006 Influence of shoulder abduction and lateral trunk tilt on peak elbow varus torque for college baseball pitchers during simulated pitchingJournal of Applied Biomechanics.  22:93-102. 2006
2006 Kinematic constraints associated with the acquisition of overarm throwing part I: Step and trunk actionsResearch Quarterly for Exercise and Sport.  77:417-427. 2006
2006 Kinematic constraints associated with the acquisition of overarm throwing part II: Upper extremity actionsResearch Quarterly for Exercise and Sport.  77:428-436. 2006
2006 Technique and results of achilles tendon detachment and reconstruction for insertional achilles tendinosisFoot and Ankle International.  27:677-684. 2006
2005 Relationship of biomechanical factors to baseball pitching velocity: Within pitcher variationJournal of Applied Biomechanics.  21:44-56. 2005
2004 Ulnar collateral ligament reconstruction in high school baseball players: Clinical results and injury risk factorsAmerican Journal of Sports Medicine.  32:1158-1164. 2004
2004 Biomechanics of the elbow in sportsClinics in Sports Medicine.  23:519-530. 2004
2004 Change in plantarflexion strength after complete detachment and reconstruction of the Achilles tendonFoot and Ankle International.  25:800-804. 2004
2004 Electromyographic analysis of the rotator cuff and deltoid musculature during common shoulder external rotation exercisesJournal of Orthopaedic and Sports Physical Therapy.  34:385-394. 2004
2003 Baseball: Accuracy of qualitative analysis for assessment of skilled baseball pitching technique 2003
2003 Anchor enhanced capsulorraphy in bunionectomies using an L-shaped capsulotomyFoot and Ankle International.  24:61-66. 2003
2003 Technique effects on upper limb loading in the tennis serveJournal of Science and Medicine in Sport.  6:76-87. 2003
2003 Tennis: Kinematics used by world class tennis players to produce high‐velocity serves 2003
2002 Baseball: Kinematic and Kinetic comparisons between American and Korean professional baseball pitchers 2002
2002 Effect of pitch type, pitch count, and pitching mechanics on risk of elbow and shoulder pain in youth baseball pitchersAmerican Journal of Sports Medicine.  30:463-468. 2002
2001 The Effects of Varying Resistance-Training Loads on Intermediate- and High-Velocity-Specific AdaptationsJournal of Strength and Conditioning Research.  15:349-356. 2001
2001 A three-dimensional biomechanical analysis of the squat during varying stance widthsMedicine and Science in Sports and Exercise.  33:984-998. 2001
2001 Comparison of kinematic and temporal parameters between different pitch velocity groupsJournal of Applied Biomechanics.  17:1-13. 2001
2001 Effects of technique variations on knee biomechanics during the squat and leg pressMedicine and Science in Sports and Exercise.  33:1552-1566. 2001
2001 Kinematic comparisons of 1996 Olympic baseball pitchersJournal of Sports Sciences.  19:665-676. 2001
2001 Longitudinal study of elbow and shoulder pain in youth baseball pitchersMedicine and Science in Sports and Exercise.  33:1803-1810. 2001
2001 Relationship of pelvis and upper torso kinematics to pitched baseball velocityJournal of Applied Biomechanics.  17:164-172. 2001
2001 Relationship of ulnar collateral ligament strain to amount of medial olecranon osteotomyAmerican Journal of Sports Medicine.  29:716-721. 2001
2000 A three-dimensional biomechanical analysis of sumo and conventional style deadliftsMedicine and Science in Sports and Exercise.  32:1265-1275. 2000
2000 Biomechanics and rehabilitation of elbow injuries during throwingInternational Journal of Athletic Therapy && Training.  5:12-18. 2000
2000 Biomechanics of the Overhead Throwing MotionSports Medicine and Arthroscopy Review.  8:124-134. 2000
2000 Effects of throwing overweight and underweight baseballs on throwing velocity and accuracySports Medicine.  29:259-272. 2000
1999 Kinematic and kinetic comparison of baseball pitching among various levels of developmentJournal of Biomechanics.  32:1371-1375. 1999
1999 The Effects of Compensatory Acceleration on Upper-Body Strength and Power in Collegiate Football PlayersJournal of Strength and Conditioning Research.  13:99-105. 1999
1999 Biomechanics and injuries of the shoulder during throwingInternational Journal of Athletic Therapy && Training.  4:6-10. 1999
1999 Elbow injuries in young baseball players 1999
1998 Biomechanics of the knee during closed kinetic chain and open kinetic chain exercisesMedicine and Science in Sports and Exercise.  30:556-569. 1998
1998 Biomechanics of windmill softball pitching with implications about injury mechanisms at the shoulder and elbowJournal of Orthopaedic and Sports Physical Therapy.  28:405-414. 1998
1998 Kinematic analysis of the wrist and forearm during baseball pitchingJournal of Applied Biomechanics.  14:24-39. 1998
1998 Kinematic comparisons of throwing different types of baseball pitchesJournal of Applied Biomechanics.  14:1-23. 1998
1998 Preventing throwing injuries.Journal of Orthopaedic and Sports Physical Therapy.  27:187-188. 1998
1997 Kinetic chain exercise: Implications for the anterior cruciate ligament patientJournal of Sport Rehabilitation.  6:125-143. 1997
1996 A comparison of tibiofemoral joint forces and electromyographic activity during open and closed kinetic chain exercisesAmerican Journal of Sports Medicine.  24:518-527. 1996
1996 Biomechanics of overhand throwing with implications for injuriesSports Medicine.  21:421-437. 1996
1996 Biomechanics of the elbow in the throwing athleteOperative Techniques in Sports Medicine.  4:62-68. 1996
1996 Kinematic and kinetic comparison between baseball pitching and football passingJournal of Applied Biomechanics.  12:207-224. 1996
1995 Biomechanical aspects of the elbow in sportsSports Medicine and Arthroscopy Review.  3:149-159. 1995
1995 Kinetics of Baseball Pitching with Implications About Injury MechanismsAmerican Journal of Sports Medicine.  23:233-239. 1995
1993 Biomechanics of pitching with emphasis upon shoulder kinematicsJournal of Orthopaedic and Sports Physical Therapy.  18:402-408. 1993
1993 Biomechanics of the elbow during baseball pitchingJournal of Orthopaedic and Sports Physical Therapy.  17:274-278. 1993

Book

Year Title Altmetric
2005 Baseball injuries.  Ed. 49.  2005

Chapter

Year Title Altmetric
2009 Biomechanics of the Shoulder During Sports.  365-384. 2009
2009 Baseball.  59-77. 2009

Education And Training

  • Doctor of Philosophy in Biomedical / Medical Engineering, University of Alabama at Birmingham 1994
  • Full Name

  • Glenn Fleisig