by Dr. Austin Baraki, Dr. Michael Ray, and Dr. Derek Miles. In the first article of this series we discussed the concept of “normal” or “abnormal” scapular movement (i.e., scapular dyskinesis), which is the pathomechanical foundation upon which other shoulder-related diagnoses and narratives are built. “Shoulder impingement” is one of these ideas that is commonly discussed in the coaching, rehab, and orthopedic worlds. The narrative describes soft tissue structures around the shoulder (e.g., rotator cuff tendons and bursae) becoming compressed between the bony surfaces of the joint. Two types are discussed in the scientific literature: “internal” and “external” impingement. Let’s…
