How to build shoulder muscles?| Killer shoulder workout

shoulder

SHOULDER ANATOMY. The shoulder has about eight muscles. These muscles support a variety of movements and further protect and maintain the central shoulder joint. The shoulder joint is the most mobile joint in the human body. It supports extension, abduction, adduction, rotation, and circumduction. The DELTOIDS and the ROTATOR CUFF are the two muscle groups … Read more How to build shoulder muscles?| Killer shoulder workout