Investigation Stability of Upper Limb Function in Handballers with Glenohumeral Internal Rotation Deficit

Objective: Glenohumeral Internal Rotation Deficit is one of the important risk factors in throwing athletes that can cause adverse effects on glenohumeral joint biomechanics during throwing activity and overhead activity. Methods: In this descriptive study, 30 male student Hanballers (age=18 to 25 y...

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Main Authors: Noorollah Javdaneh, Amir Letafat kar, Nazanin Kamrani Faraz, Behnam Shokri
Format: Article
Language:English
Published: Islamic Azad University, Hamedan Branch 2017-09-01
Series:Biyumikānīk-i varzishī
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Online Access:http://biomechanics.iauh.ac.ir/browse.php?a_code=A-10-1-3&slc_lang=en&sid=1
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author Noorollah Javdaneh
Amir Letafat kar
Nazanin Kamrani Faraz
Behnam Shokri
author_facet Noorollah Javdaneh
Amir Letafat kar
Nazanin Kamrani Faraz
Behnam Shokri
author_sort Noorollah Javdaneh
collection DOAJ
description Objective: Glenohumeral Internal Rotation Deficit is one of the important risk factors in throwing athletes that can cause adverse effects on glenohumeral joint biomechanics during throwing activity and overhead activity. Methods: In this descriptive study, 30 male student Hanballers (age=18 to 25 years) were categorized into healthy (n=15) and Glenohumeral Internal Rotation Deficit (n=15) groups. Upper quarter y balance test (YBT-UQ) was used for measuring functional instability of dominant shoulder. MANOVA test was run for comparing the performances of the two groups.  Results: In all directions, the stability of the shoulder in Hanballer with Glenohumeral Internal Rotation Deficit was significantly lower than that in the healthy group. Conclusion: Based on the results of this study, functional stability of the unstable shoulder of Hanballers with Glenohumeral Internal Rotation Deficit is lower than the functional stability of the healthy subjects; therefore, we suggest that the upper extremity stabilization exercises, specially the closed kinetic chain exercises be added to the shoulder rehabilitation programs.
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publishDate 2017-09-01
publisher Islamic Azad University, Hamedan Branch
record_format Article
series Biyumikānīk-i varzishī
spelling doaj-art-16652af1bb444158bf64a25d6259d9f42025-08-20T03:33:02ZengIslamic Azad University, Hamedan BranchBiyumikānīk-i varzishī2476-49062476-59372017-09-01325159Investigation Stability of Upper Limb Function in Handballers with Glenohumeral Internal Rotation DeficitNoorollah Javdaneh0Amir Letafat kar1Nazanin Kamrani Faraz2Behnam Shokri3 Department of Corrective Exercise and Sport Injury, Faculty of Physical Education, University of Kharazmi, Tehran, Iran. Objective: Glenohumeral Internal Rotation Deficit is one of the important risk factors in throwing athletes that can cause adverse effects on glenohumeral joint biomechanics during throwing activity and overhead activity. Methods: In this descriptive study, 30 male student Hanballers (age=18 to 25 years) were categorized into healthy (n=15) and Glenohumeral Internal Rotation Deficit (n=15) groups. Upper quarter y balance test (YBT-UQ) was used for measuring functional instability of dominant shoulder. MANOVA test was run for comparing the performances of the two groups.  Results: In all directions, the stability of the shoulder in Hanballer with Glenohumeral Internal Rotation Deficit was significantly lower than that in the healthy group. Conclusion: Based on the results of this study, functional stability of the unstable shoulder of Hanballers with Glenohumeral Internal Rotation Deficit is lower than the functional stability of the healthy subjects; therefore, we suggest that the upper extremity stabilization exercises, specially the closed kinetic chain exercises be added to the shoulder rehabilitation programs.http://biomechanics.iauh.ac.ir/browse.php?a_code=A-10-1-3&slc_lang=en&sid=1Glenohumeral Internal rotation deficit Shoulder stability Hanballer
spellingShingle Noorollah Javdaneh
Amir Letafat kar
Nazanin Kamrani Faraz
Behnam Shokri
Investigation Stability of Upper Limb Function in Handballers with Glenohumeral Internal Rotation Deficit
Biyumikānīk-i varzishī
Glenohumeral Internal rotation deficit
Shoulder stability
Hanballer
title Investigation Stability of Upper Limb Function in Handballers with Glenohumeral Internal Rotation Deficit
title_full Investigation Stability of Upper Limb Function in Handballers with Glenohumeral Internal Rotation Deficit
title_fullStr Investigation Stability of Upper Limb Function in Handballers with Glenohumeral Internal Rotation Deficit
title_full_unstemmed Investigation Stability of Upper Limb Function in Handballers with Glenohumeral Internal Rotation Deficit
title_short Investigation Stability of Upper Limb Function in Handballers with Glenohumeral Internal Rotation Deficit
title_sort investigation stability of upper limb function in handballers with glenohumeral internal rotation deficit
topic Glenohumeral Internal rotation deficit
Shoulder stability
Hanballer
url http://biomechanics.iauh.ac.ir/browse.php?a_code=A-10-1-3&slc_lang=en&sid=1
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AT nazaninkamranifaraz investigationstabilityofupperlimbfunctioninhandballerswithglenohumeralinternalrotationdeficit
AT behnamshokri investigationstabilityofupperlimbfunctioninhandballerswithglenohumeralinternalrotationdeficit