this study aims to assess the gluteus maximus muscle electromyographic activity and the latissimus dorsi muscle electromyographic activity in patients with shoulder impingement syndrome , to improve the assessment procedure and the rehabilitation program for treating patients with shoulder impingement syndrome more effectively. .
Both male and female patients with shoulder impingement syndrome.
patients complain from unilateral shoulder pain with chronic conditions of SIS ≥ 3 months.
Patient age from 25 to 40 years.
Patients with Positive impingement tests.
Patients with Numbness or tingling of upper extremity.
Patients with Shoulder fracture or previous shoulder surgery, and Acromioclavicular or shoulder dislocation.
Patients with Any traumatic injury to the lower limb in the previous 6 months.
Any spine surgery within the last 2 years.
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Egypt