"Task Differences With the Same Load Torque Alter the Endurance Time of Submaximal Fatiguing Contractions in Humans" in Journal of Neurophysiology

"Minimizing center of mass vertical movement increases metabolic cost in walking" in Journal of Applied Physiology

"Elderly Adults Perform Less Limb Work During Walking" in International Society of Biomechanics Congress

"Individual limb work does not explain the greater metabolic cost of walking in elderly adults" in Journal of Applied Physiology

"The amplitude of force variability is correlated in the knee extensor and elbow flexor muscles" in Experimental Brain Research

"Effects of aging and arm swing on the metabolic cost of stability in human walking" in Journal of Biomechanics

"Aging And The Determinants Of Metabolic Cost In Steady-state Uphill Walking" in Medicine & Science in Sports & Exercise

"Influence of Zolpidem and Sleep Inertia on Balance and Cognition During Nighttime Awakening: A Randomized Placebo-Controlled Trial" in Journal of the American Geriatrics Society

"High efficiency in human muscle: an anomaly and an opportunity?" in Journal of Experimental Biology

"Neuromotor effects of concussion: A biobehavioral model" in The Handbook of Sport Neuropsychology

"Counterpoint: Skeletal muscle mechanical efficiency does not increase with age" in Journal of Applied Physiology

"Running for Exercise Mitigates Age-Related Deterioration of Walking Economy" in PLOS ONE

"Excellence in Teaching - Professor Justus Ortega" in Video Recordings

"Effects of aging on mechanical efficiency and muscle activation during level and uphill walking" in Journal of Electromyography and Kinesiology

"Muscle force, work and cost: a novel technique to revisit the Fenn effect" in Journal of Experimental Biology

"Older Runners Retain Youthful Running Economy despite Biomechanical Differences" in Medicine & Science in Sports & Exercise

"A regional model for concussion education and outreach" in Society of Neuroscience National Conference

"A National Study on the Effects of Concussion in Collegiate Athletes and US Military Service Academy Members: The NCAA–DoD Concussion Assessment, Research and Education (CARE) Consortium Structure and Methods" in Sports Medicine

"Bicycling for Exercise Helps Maintain a Youthful Metabolic Cost of Walking in Older Adults" in Medicine & Science in Sports & Exercise

"Correction to: Test-Retest Reliability and Interpretation of Common Concussion Assessment Tools: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine

"Neither total muscle activation nor co-activation explains the youthful walking economy of older runners" in Gait & Posture

"Quantifying the Value of Multidimensional Assessment Models for Acute Concussion: An Analysis of Data from the NCAA-DoD Care Consortium" in Sports Medicine

"Test-Retest Reliability and Interpretation of Common Concussion Assessment Tools: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine

"Immediate Removal From Activity After Sport-Related Concussion Is Associated With Shorter Clinical Recovery and Less Severe Symptoms in Collegiate Student-Athletes" in The American Journal of Sports Medicine

"The Effect Of Stride Frequency Variations On Running Performance At The Velocity Of Vo2Max" in Medicine & Science in Sports & Exercise

"Age at First Concussion Influences the Number of Subsequent Concussions" in Pediatric Neurology

"Influences of Mental Illness, Current Psychological State, and Concussion History on Baseline Concussion Assessment Performance" in The American Journal of Sports Medicine

"Baseline Performance of NCAA Athletes on a Concussion Assessment Battery: A Report from the CARE Consortium" in Sports Medicine

"Estimated Age of First Exposure to American Football and Neurocognitive Performance Amongst NCAA Male Student-Athletes: A Cohort Study" in Sports Medicine

"Fall Risk Behaviors and Intrinsic Risk Factors for Falls in Indigenous and Non-Indigenous Rural Older Adults" in Innovation in Aging

"Impact of Factors that Affect Reading Skill Level on King–Devick Baseline Performance Time" in Annals of Biomedical Engineering

"Comparison of Head Impact Exposure Between Concussed Football Athletes and Matched Controls: Evidence for a Possible Second Mechanism of Sport-Related Concussion" in Annals of Biomedical Engineering

"Health-Related Quality of Life Following Concussion in Collegiate Student-Athletes With and Without Concussion History" in Annals of Biomedical Engineering

"Repetitive Head Impact Exposure in College Football Following an NCAA Rule Change to Eliminate Two-A-Day Preseason Practices: A Study from the NCAA-DoD CARE Consortium" in Annals of Biomedical Engineering

"King-Devick Test Reliability in National Collegiate Athletic Association Athletes: A National Collegiate Athletic Association–Department of Defense Concussion Assessment, Research and Education Report" in Journal of Athletic Training

"Relationship Between the King-Devick Test and Commonly Used Concussion Tests at Baseline" in Journal of Athletic Training

"A Data-Driven Approach to Unlikely, Possible, Probable, and Definite Acute Concussion Assessment" in Journal of Neurotrauma

"Acute Sport Concussion Assessment Optimization: A Prospective Assessment from the CARE Consortium" in Sports Medicine

"Multivariate Base Rates of Low Scores and Reliable Decline on ImPACT in Healthy Collegiate Athletes Using CARE Consortium Norms" in Journal of the International Neuropsychological Society

"Fall Risk Behaviors and Intrinsic Risk Factors for Falls in Indigenous and Non-Indigenous Rural Older Adults" in Innovation in Aging

"Bifactor Model of the Sport Concussion Assessment Tool Symptom Checklist: Replication and Invariance Across Time in the CARE Consortium Sample" in The American Journal of Sports Medicine

"Correction to: A Normative Reference vs. Baseline Testing Compromise for ImPACT: The CARE Consortium Multiple Variable Prediction (CARE-MVP) Norms" in Sports Medicine

“King-Devick Test Time Varies By Testing Modality” in Clinical Journal of Sport Medicine

“Concussion Symptoms Among Athletes: Preinjury Factors Predict Postinjury Factors” in Journal of Head Trauma Rehabilitation

“A Self-Determination Theory Approach For Exercise Motivation In Rural Dwelling Older Adults” in Activities, Adaptation & Aging

“The Effectiveness of A Matter of Balance, a Fall Prevention Program on Fall Risk in Rural Community Dwelling Veterans and Non-Veterans” in ideaFest Posters

 “Effects of a Dual-Task Paradigm on Tandem Gait Performance After Concussion” in ideaFest Posters

"Bicycling Exercise Helps Maintain a Youthful Metabolic Cost of Walking in Older Adults" in Journal of Aging and Physical Activity

"Estimated Age of First Exposure to Contact Sports and Neurocognitive, Psychological, and Physical Outcomes in Healthy NCAA Collegiate Athletes: A Cohort Study" in Sports Medicine

"A Normative Reference vs. Baseline Testing Compromise for ImPACT: The CARE Consortium Multiple Variable Prediction (CARE-MVP) Norms" in Sports Medicine

"Medical Disqualification Following Concussion in Collegiate Student-Athletes: Findings from the CARE Consortium" in Sports Medicine

"Estimated age of first exposure to American football and outcome from concussion" in Neurology

"Building Healthy Community through Kinesiology" in Audio Recordings

"Influence of Postconcussion Sleep Duration on Concussion Recovery in Collegiate Athletes" in Clinical Journal of Sport Medicine

"Association of acute vestibular/ocular motor screening scores to prolonged recovery in collegiate athletes following sport-related concussion" in Brain Injury

"Academic aptitude mediates the relationship between socioeconomic status and race in predicting ImPACT scores in college athletes" in The Clinical Neuropsychologist 

"Word-reading ability as a 'hold test' in cognitively normal young adults with history of concussion and repetitive head impact exposure: A CARE Consortium Study" in The Clinical Neuropsychologist

"Return to play and risk of repeat concussion in collegiate football players: comparative analysis from the NCAA Concussion Study (1999–2001) and CARE Consortium (2014–2017)" in British Journal of Sports Medicine

"Factors Associated with Symptom Reporting in U.S. Service Academy Cadets and NCAA Student Athletes without Concussion: Findings from the CARE Consortium" in Sports Medicine

"The Effects of On-Field Heat Index and Altitude on Concussion Assessments and Recovery Among NCAA Athletes" in Sports Medicine

"Discriminative Validity of Vestibular Ocular Motor Screening in Identifying Concussion Among Collegiate Athletes: A National Collegiate Athletic Association–Department of Defense Concussion Assessment, Research, and Education Consortium Study" in The American Journal of Sports Medicine

"Predicting Risk of Sport-Related Concussion in Collegiate Athletes and Military Cadets: A Machine Learning Approach Using Baseline Data from the CARE Consortium Study" in Sports Medicine

"Sensitivity and Specificity of Computer-Based Neurocognitive Tests in Sport-Related Concussion: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine

"Correction to: The Effects of On-Field Heat Index and Altitude on Concussion Assessments and Recovery Among NCAA Athletes" in Sports Medicine

"Anaerobic Capacity Measures In Active Healthy Adults Ages 18-29: Normative Reference Values And Differences Between Sex" in Medicine & Science in Sports & Exercise

"Minimum detectable change and false positive rates of the vestibular/ocular motor screening (VOMS) tool: an NCAA-DoD care consortium analysis" in Brain Injury

"King-Devick testing and concussion recovery time in collegiate athletes" in Journal of Science and Medicine in Sport

"Exploration of Race and Ethnicity, Sex, Sport-Related Concussion, Depression History, and Suicide Attempts in US Youth" in Neurology

"Optimizing VOMS for identifying acute concussion in collegiate athletes: Findings from the NCAA-DoD CARE consortium" in Vision Research

"Spring football concussion rates mimic the preseason: Findings from the CARE Consortium" in Journal of Athletic Training

"Estimated Duration of Continued Sport Participation Following Concussions and Its Association with Recovery Outcomes in Collegiate Athletes: Findings from the NCAA/DoD CARE Consortium" in Sports Medicine

"Optimizing Order of Administration for Concussion Baseline Assessment Among NCAA Student-Athletes and Military Cadets" in Sports Medicine

"Neurodevelopmental Disorders and Risk of Concussion: Findings from the National Collegiate Athletic Association Department of Defense Grand Alliance Concussion Assessment, Research, and Education (NCAA-DOD CARE) Consortium (2014–2017)" in Journal of Neurotrauma

"The Natural History of Sport-Related Concussion in Collegiate Athletes: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine

"Optimizing Concussion Care Seeking: The Influence of Previous Concussion Diagnosis Status on Baseline Assessment Outcomes" in The American Journal of Sports Medicine

"Combined Risk Associated With Sport-related Concussion, Race/ethnicity, And Sex On Suicide Attempts In US Adolescents" in Medicine & Science in Sports & Exercise

"The Effects of Ladder Training on Sprint and Change of Direction Performance" in Topics in Exercise Science and Kinesiology

"Dose Response Association Of Continued Activity Following Sport-related Concussion With Poorer Clinical Outcomes" in Medicine & Science in Sports & Exercise

"Mechanisms of injury for concussions in collegiate soccer: an NCAA/DoD CARE consortium study" in Science and Medicine in Football

"Optimizing concussion care seeking: a longitudinal analysis of recovery" in The American Journal of Sports Medicine

"King-Devick Sensitivity and Specificity to Concussion in Collegiate Athletes" in Journal of Athletic Training

"Sensitivity and Specificity of the ImPACT Neurocognitive Test in Collegiate Athletes and US Military Service Academy Cadets with ADHD and/or LD: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine

"Similar Concussion Rates in Spring Football and Preseason: Findings From the Concussion Assessment, Research and Education Consortium" in Journal of Athletic Training

"Premorbid Risk Factors and Acute Injury Characteristics of Sport-Related Concussion Across the National Collegiate Athletic Association: Findings from the Concussion Assessment, Research, and Education (CARE) Consortium" in Sports Medicine

"Preinjury Measures Do Not Predict Future Concussion Among Collegiate Student-Athletes: Findings From the CARE Consortium" in American Journal of Physical Medicine and Rehabilitation

"Early Exercise is Associated with Faster Concussion Recovery Among Collegiate Athletes: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine

"Estimating the Relationship Between the Symptom-Free Waiting Period and Injury Rates After Return-to-Play from Concussion: A Simulation Analysis Using CARE Consortium Data" in Sports Medicine

"Sport-Specific Recovery Trajectories for NCAA Collegiate Athletes Following Concussion" in Annals of Biomedical Engineering

"Sex Differences in Recovery Trajectories of Assessments for Sport-Related Concussion Among NCAA Athletes: A CARE Consortium Study" in Sports Medicine

"Test–Retest Reliability and Efficacy of Individual Symptoms in Concussion Management" in Clinical Journal of Sport Medicine

"Primary and Secondary Risk Factors Associated With Concussion Symptom Clusters in Collegiate Athletes: Results From the NCAA-DoD Grand Alliance CARE Consortium" in Orthopaedic Journal of Sports Medicine

"School-level determinants of incidence of sports-related concussion: Findings from the CARE Consortium" in PLoS One

"Sex Differences in Recovery Trajectories of Assessments for Sport-Related Concussion Among NCAA Athletes: A CARE Consortium Study" in Sports Medicine

"The Prevalence and Influence of New or Worsened Neck Pain After a Sport-Related Concussion in Collegiate Athletes: A Study From the CARE Consortium" in The American Journal of Sports Medicine

"The effect of forward postural lean on running economy, kinematics, and muscle activation" in PLoS One

"Association of Premorbid Anxiety and Depression Symptoms in Concussion Recovery in Collegiate Student-Athletes" in Sports Health: A Multidisciplinary Approach

"Quantifying the Diagnostic Utility of Baseline Testing in Concussion Management: An Analysis of Collegiate Athletes From the NCAA-DoD CARE Consortium Dataset" in The American Journal of Sports Medicine

"Associations of Collegiate Football Career and Incident Concussion with Players' Health: A Longitudinal Study from the CARE Consortium" in Sports Medicine

"Co-existence of ST-Segment Depression and Exaggerated Systolic Blood Pressure Response in Older Runners" in International Journal of Exercise Science: Conference Proceedings

"Accelerations and EMG Differences Between Isocaloric High-Incline Walking and Level-Grade Jogging" in International Journal of Exercise Science

"Does Timing of Concussion in Season Affect Incidence and Recovery in Division I Collegiate Football Players? A CARE Consortium Study" in Journal of Head Trauma Rehabilitation