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Doctoral Dissertations

ACL

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Full-Text Articles in Life Sciences

The Effects Of Maturation On Acl Loading, Muscle Coordination, And Metabolic Cost In Adolescent Female Soccer Players, Lauren E. Schroeder Aug 2021

The Effects Of Maturation On Acl Loading, Muscle Coordination, And Metabolic Cost In Adolescent Female Soccer Players, Lauren E. Schroeder

Doctoral Dissertations

Anterior cruciate ligament (ACL) injuries remain a significant, season-ending injury in youth soccer, with young female athletes exhibiting higher incidence rates compared to young male athletes. ACL injury rates increase with older ages, with female soccer players 15 years or older being at an almost twofold increased rate of injury compared to young female soccer players. Several biomechanical and neuromuscular changes occur during the maturation process, becoming more prevalent in young females, that can place them at an increased risk for ACL injury. These biomechanical and neuromuscular changes can affect how efficient young females are when completing high-risk, dynamic tasks …


Lower Extremity Muscle Contributions To Acl Loading In Healthy And Acl-Reconstructed Females, Shelby Peel Aug 2020

Lower Extremity Muscle Contributions To Acl Loading In Healthy And Acl-Reconstructed Females, Shelby Peel

Doctoral Dissertations

Females are 16 times greater to sustain a second ACL injury compared to their healthy female counterparts. Many of these females return to play their respective sport after an ACL-reconstruction (ACLR). However, little is known about the influence fatigue in sport has on lower extremity mechanics of ACLR females. The purpose of this study was to investigate the influence muscular fatigue may have on lower extremity mechanics in healthy and ACLR females. It was hypothesized that 1) healthy control and ACLR females would demonstrate different hip, knee, and ankle mechanics, regardless of fatigue, 2) fatigue would influence hip, knee, and …