Outcomes of the lower trapezius muscle activities during various narrow-base push-up exercises

2019 ◽  
Vol 32 (3) ◽  
pp. 399-402
Author(s):  
Min-Hee Kim ◽  
Won-Gyu Yoo
2007 ◽  
Vol 37 (10) ◽  
pp. 620-626 ◽  
Author(s):  
Cliona O'Sullivan ◽  
Susanna Bentman ◽  
Kathleen Bennett ◽  
Maria Stokes

2020 ◽  
Vol 6 (1) ◽  
pp. e000683
Author(s):  
Eleanor Richardson ◽  
Jeremy S Lewis ◽  
Jo Gibson ◽  
Chris Morgan ◽  
Mark Halaki ◽  
...  

ObjectiveTo investigate the influence of trunk and lower limb motion on electromyography (EMG) muscle activity and recruitment patterns around the shoulder.DesignSystematic review.Data sourcesMEDLINE, CINAHL, PEDro, AMED, PubMed, Cochrane Central Register of Controlled trials, Cochrane Database of Systematic reviews, SportsDiscuss and PROSPERO.Eligibility criteriaStudies investigating both multiregional kinetic chain (KC) shoulder exercises and localised non-kinetic chain (nKC) shoulder exercises in healthy subjects under the same experimental conditions were included in this review.ResultsKC exercises produced greater EMG activation levels in 5 of 11 studies for the lower trapezius. Of the remaining studies, five found no difference between the exercise types and one favoured nKC exercises. KC exercises produced greater EMG activation levels in 5 of 11 studies for the serratus anterior. Of the remaining studies, three reported the opposite and three found no significant difference between the exercise types. nKC exercises produced greater EMG activation in infraspinatus in three of four studies. KC exercises produced the lowest trapezius muscle ratios in all studies. Studies investigating the upper trapezius, middle trapezius, supraspinatus, subscapularis, biceps brachii, latifissimus dorsi, pectoralis major, deltoid, and trapezius and serratus anterior ratios showed inconsistency.ConclusionThis review found evidence that integrating the KC during shoulder rehabilitation may increase axioscapular muscle recruitment, produce lower trapezius muscle ratios and reduce the demands on the rotator cuff. Stepping appears preferable to squatting.PROSPERO registration numberCRD42015032557, 2015.


2016 ◽  
Vol 23 (1) ◽  
pp. 65-71
Author(s):  
Se-in Park ◽  
◽  
Ji-yeong Chae ◽  
Hyeong-hwi Kim ◽  
Yu-geoung Cho ◽  
...  

Author(s):  
Kanwalpreet Kaur ◽  
Pooja Das ◽  
P. Lenka ◽  
Shahhawaz Anwer

Objectives: Aberrant activity of the trapezius muscle and associated postural abnormalities have been identified as potential factors for neck pain in computer users, thus postural correction is often advocated. The purpose of this trial was to examine the effect of specific scapular postural correction exercises on middle and lower trapezius activity. Methods: Sixty participants matched for the duration of daily computer use were included in the study. Twenty had no neck pain and exhibited “good” scapular posture (constituting Control group C), while forty reported pain (Neck Disability Index ≥ 15/100) for ≥ 3 months over 12 month period. The latter were randomly allocated to one of the two groups (A and B). Electromyographic recordings were taken from the middle and lower trapezius at rest and during typing. After 20-minutes of typing participants in group A (n=20) practiced scapular postural correction exercises while participants in group B (n=20) relaxed. Electromyographic recordings were repeated in a second typing task. Results: Following correction of the scapular posture in group A, middle trapezius activity became similar to the control group (P = 0.229) with no effect on lower trapezius activity (P < 0.001). Significant normalization did not occur after relaxation exercises (P = 0.004). Conclusion: Intermittent scapular postural correction exercises were effective in altering the middle and lower trapezius activity during computer use and may be advised for prevention of neck pain.


2019 ◽  
Vol 42 (4) ◽  
pp. 391-394 ◽  
Author(s):  
Emre Vural ◽  
Santiago Gonzalez ◽  
Mauricio Moreno ◽  
Teresita Angtuaco ◽  
Donald Bodenner

2008 ◽  
Vol 23 (4) ◽  
pp. 155-163 ◽  
Author(s):  
M Moore ◽  
L DeHaan ◽  
T Ehrenberg ◽  
L Gross ◽  
C Magembe

Objective: To describe several clinical tests and predisposing factors for shoulder impingement syndrome in violin and viola players. Subjects: Ten musicians (7 females, 3 males) and 18 controls (8 females, 10 males), all college-aged. Methods: Subjects were interviewed about their music-playing history and shoulder pain. Four clinical assessment tests were performed on both shoulders: Neer impingement text (maximal flexion +/- pain), shoulder internal rotation with over-pressure (end-feel and +/- pain), lower trapezius muscle strength (ft-lbs of torque from manual dynamometer), and forward shoulder posture (height of acromion from plinth with subject supine). Analysis: Descriptive analysis of questionnaire data, plus two-sample t-tests for manual shoulder assessment tests in musicians versus controls. Also comparisons of music-playing history in musicians with and without shoulder impingement. Results: Seventy percent of musicians reported pain somewhere in the upper limb, with 50% in the left shoulder and 30% in the right shoulder. Thirty percent of musicians had a positive Neer impingement test, while 0% of controls did. There was a significant phi (Φ) correlation between being a musician and having a higher incidence of shoulder impingement (p<0.01 for bowing arm, p<0.05 for left arm). Those musicians with a positive impingement test also had pain with over-pressure in internal rotation, indicating a chronic condition. Musicians' mean playing time was 9.8 hr/wk, with 14 min/hr of rest. Musicians with impingement tended to play more hours per week, but differences in playing time and rest were not significant. t-Tests showed no significant difference in lower trapezius strength or degree of forward shoulder between musicians and controls. Conclusions: Upper string players are at increased risk for shoulder impingement.


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