This document provides an overview of transitioning from relapsing-remitting multiple sclerosis (RRMS) to secondary progressive MS (SPMS). It discusses how SPMS marks a transition to permanent disability that can be psychologically difficult for patients. The transition involves a forced acceptance of disability and loss of occupations. It impacts relationships and patients feel health professionals sometimes abandon them. The document advocates developing specialized clinical services to support patients' needs during this challenging transition stage of MS.