ch sets it apart and helps it function as a distinct unit, although the truth is that you never use just one muscle to perform any given action. As Mark Beck says in Theory and Practice of Therapeutic Massage, "Muscles have anatomic individuality, but they do not have functional individuality." They are

ch sets it apart and helps it function as a distinct unit, although the truth is that you never use just one muscle to perform any given action. As Mark Beck says in Theory and Practice of Therapeutic Massage, "Muscles have anatomic individuality, but they do not have functional individuality." They are

ch sets it apart and helps it function as a distinct unit, although the truth is that you never use just one muscle to perform any given action. As Mark Beck says in Theory and Practice of Therapeutic Massage, "Muscles have anatomic individuality, but they do not have functional individuality." They are