Have you been in a Pilates lesson and been told to " stabilize you shoulder girdle"? What does this really mean? Well the shoulder girdle or pectoral girdle is a verbal reference used to describe the bones of the shoulder. The shoulder bones are amazing because they support all sorts of movement in all directions in the shoulder and the arms. Yet the three bones are only connect to the main boney structure of the body at one point, the top of the sternum (breast bone). Your shoulder girdle on each side of the body consists of a: clavicle - also know as the collar bone and you can feel this through your skin along the collar of your shirt. It is the clavicle that connects to the top of the sternum (breast bone). scapula - you may know this as the shoulder blade. It is a triangular shaped bone that is often visible on the back of the body. It is good to remember the at the scapula is free floating above the bony rib structure. humerus - the large bone of the