Visit http://morningcommutepodcast.com/ms4 to view the activity and CME/CE information, download the transcript, and complete the posttest and evaluation to earn CME/CE credit. In this episode, our experts will discuss the current evidence for disease-modifying therapies (DMTs) in patients with active secondary progressive MS. How is SPMS diagnosed and how does it differ from relapsing-remitting MS? Moreover, are the treatments for SPMS effective for RRMS?