Musculoskeletal disorders are the number one contributor to the number of years lived with disability, and osteoarthritis—which affects over 300 million people across the world—is one of the top contributors to global disability. Chances are, you have treated a patient with knee pain this week. So how did you approach that clinical session? Patients might ask for your advice when they are making a decision about knee surgery—what do you tell them? Professor Ewa Roos, international leader in exercise-based osteoarthritis care, joins JOSPT Insights to answer these questions and share her thoughts.