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Health Topics/Joint Health/Healthy Bones, Joints & Muscles/Parts of the Musculoskeletal System/Parts of the Muscular System

What is the infraspinatus muscle?

Dr. Mike Clark, DPT
Dr. Mike Clark, DPT
Fitness
Located at the low back, the infraspinatus muscle runs from the low back and hips to the top of the upper arm (humerus). It helps externally rotate the arm, extend the shoulder, and bring the upper arm down to the side.

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