First Name: Justus D.Last Name: OrtegaPublications: YearPublication 2002"Task Differences With the Same Load Torque Alter the Endurance Time of Submaximal Fatiguing Contractions in Humans" in Journal of Neurophysiology 2005"Minimizing center of mass vertical movement increases metabolic cost in walking" in Journal of Applied Physiology 2007"Individual limb work does not explain the greater metabolic cost of walking in elderly adults" in Journal of Applied Physiology 2007"The amplitude of force variability is correlated in the knee extensor and elbow flexor muscles" in Experimental Brain Research 2008"Effects of aging and arm swing on the metabolic cost of stability in human walking" in Journal of Biomechanics 2011"Aging And The Determinants Of Metabolic Cost In Steady-state Uphill Walking" in Medicine & Science in Sports & Exercise 2011"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 2013"Counterpoint: Skeletal muscle mechanical efficiency does not increase with age" in Journal of Applied Physiology 2014"Running for Exercise Mitigates Age-Related Deterioration of Walking Economy" in PLOS ONE 2015"Excellence in Teaching - Professor Justus Ortega" in Video Recordings 2015"Effects of aging on mechanical efficiency and muscle activation during level and uphill walking" in Journal of Electromyography and Kinesiology 2016"Older Runners Retain Youthful Running Economy despite Biomechanical Differences" in Medicine & Science in Sports & Exercise 2017"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 2018"Correction to: Test-Retest Reliability and Interpretation of Common Concussion Assessment Tools: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine 2018"Neither total muscle activation nor co-activation explains the youthful walking economy of older runners" in Gait & Posture 2018"Quantifying the Value of Multidimensional Assessment Models for Acute Concussion: An Analysis of Data from the NCAA-DoD Care Consortium" in Sports Medicine 2018"Test-Retest Reliability and Interpretation of Common Concussion Assessment Tools: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine 2018"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 2018"The Effect Of Stride Frequency Variations On Running Performance At The Velocity Of Vo2Max" in Medicine & Science in Sports & Exercise 2018"Age at First Concussion Influences the Number of Subsequent Concussions" in Pediatric Neurology 2018"Influences of Mental Illness, Current Psychological State, and Concussion History on Baseline Concussion Assessment Performance" in The American Journal of Sports Medicine 2019"Estimated Age of First Exposure to American Football and Neurocognitive Performance Amongst NCAA Male Student-Athletes: A Cohort Study" in Sports Medicine 2019"Fall Risk Behaviors and Intrinsic Risk Factors for Falls in Indigenous and Non-Indigenous Rural Older Adults" in Innovation in Aging 2019"Impact of Factors that Affect Reading Skill Level on King–Devick Baseline Performance Time" in Annals of Biomedical Engineering 2019"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 2019"Health-Related Quality of Life Following Concussion in Collegiate Student-Athletes With and Without Concussion History" in Annals of Biomedical Engineering 2019"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 2019"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 2019"Relationship Between the King-Devick Test and Commonly Used Concussion Tests at Baseline" in Journal of Athletic Training 2020"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 2020"Correction to: A Normative Reference vs. Baseline Testing Compromise for ImPACT: The CARE Consortium Multiple Variable Prediction (CARE-MVP) Norms" in Sports Medicine 2020“King-Devick Test Time Varies By Testing Modality” in Clinical Journal of Sport Medicine 2020“Concussion Symptoms Among Athletes: Preinjury Factors Predict Postinjury Factors” in Journal of Head Trauma Rehabilitation 2020“A Self-Determination Theory Approach For Exercise Motivation In Rural Dwelling Older Adults” in Activities, Adaptation & Aging 2020“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 2020 “Effects of a Dual-Task Paradigm on Tandem Gait Performance After Concussion” in ideaFest Posters 2020"Bicycling Exercise Helps Maintain a Youthful Metabolic Cost of Walking in Older Adults" in Journal of Aging and Physical Activity 2020"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 2020"A Normative Reference vs. Baseline Testing Compromise for ImPACT: The CARE Consortium Multiple Variable Prediction (CARE-MVP) Norms" in Sports Medicine 2020"Medical Disqualification Following Concussion in Collegiate Student-Athletes: Findings from the CARE Consortium" in Sports Medicine 2020"Estimated age of first exposure to American football and outcome from concussion" in Neurology 2020"Building Healthy Community through Kinesiology" in Audio Recordings 2021"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 2021"The Effects of On-Field Heat Index and Altitude on Concussion Assessments and Recovery Among NCAA Athletes" in Sports Medicine 2021"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 2021"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 2021"Sensitivity and Specificity of Computer-Based Neurocognitive Tests in Sport-Related Concussion: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine 2021"Correction to: The Effects of On-Field Heat Index and Altitude on Concussion Assessments and Recovery Among NCAA Athletes" in Sports Medicine 2021"Anaerobic Capacity Measures In Active Healthy Adults Ages 18-29: Normative Reference Values And Differences Between Sex" in Medicine & Science in Sports & Exercise 2021"Minimum detectable change and false positive rates of the vestibular/ocular motor screening (VOMS) tool: an NCAA-DoD care consortium analysis" in Brain Injury 2022"King-Devick testing and concussion recovery time in collegiate athletes" in Journal of Science and Medicine in Sport 2022"Exploration of Race and Ethnicity, Sex, Sport-Related Concussion, Depression History, and Suicide Attempts in US Youth" in Neurology 2022"Optimizing VOMS for identifying acute concussion in collegiate athletes: Findings from the NCAA-DoD CARE consortium" in Vision Research 2022"Spring football concussion rates mimic the preseason: Findings from the CARE Consortium" in Journal of Athletic Training 2022"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 2022"Optimizing Order of Administration for Concussion Baseline Assessment Among NCAA Student-Athletes and Military Cadets" in Sports Medicine 2022"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 2022"The Natural History of Sport-Related Concussion in Collegiate Athletes: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine 2022"Optimizing Concussion Care Seeking: The Influence of Previous Concussion Diagnosis Status on Baseline Assessment Outcomes" in The American Journal of Sports Medicine 2022"Combined Risk Associated With Sport-related Concussion, Race/ethnicity, And Sex On Suicide Attempts In US Adolescents" in Medicine & Science in Sports & Exercise 2022"The Effects of Ladder Training on Sprint and Change of Direction Performance" in Topics in Exercise Science and Kinesiology 2022"Dose Response Association Of Continued Activity Following Sport-related Concussion With Poorer Clinical Outcomes" in Medicine & Science in Sports & Exercise 2023"Optimizing concussion care seeking: a longitudinal analysis of recovery" in The American Journal of Sports Medicine 2023"King-Devick Sensitivity and Specificity to Concussion in Collegiate Athletes" in Journal of Athletic Training 2023"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 2023"Similar Concussion Rates in Spring Football and Preseason: Findings From the Concussion Assessment, Research and Education Consortium" in Journal of Athletic Training 2023"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 2023"Preinjury Measures Do Not Predict Future Concussion Among Collegiate Student-Athletes: Findings From the CARE Consortium" in American Journal of Physical Medicine and Rehabilitation 2023"Early Exercise is Associated with Faster Concussion Recovery Among Collegiate Athletes: Findings from the NCAA-DoD CARE Consortium" in Sports Medicine 2023"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 2023"Sport-Specific Recovery Trajectories for NCAA Collegiate Athletes Following Concussion" in Annals of Biomedical Engineering 2023"Sex Differences in Recovery Trajectories of Assessments for Sport-Related Concussion Among NCAA Athletes: A CARE Consortium Study" in Sports Medicine