Online Scheduling is Now Available for ONS Danbury! Just click the Online Scheduling button to schedule, view, and reschedule your appointments online. | Notice: Our vendor, TriZetto Provider Solutions (“TPS”), was impacted by a security incident that may have affected some patients’ or primary insureds’ protected health information. Please visit https://tpsincident.kroll.com to learn more.

Alert Circle Icon

Please note: Urgent Ortho Care in Wilton will be closed on Saturday, March 14. We will resume normal business hours on Monday, March 16.

Exit Icon

Is It an Injury, or Common Muscle Soreness?

Learn the important differences between post-exercise muscle soreness and true injury from Dr. Marc Kowalsky, Sports Medicine Specialist and Shoulder, Elbow & Knee Surgeon at ONS. ONS is proud to partner with House of Sports to support athletes with sports medicine expertise and a focus on player welfare.

Interested in learning more?
– Learn more about Sports Medicine at ONS: https://www.onsmd.com/specialties/sports-medicine/
– Explore our ONS Harrison location: https://www.onsmd.com/locations/harrison/
– Discover more about Dr. Marc Kowalsky: https://www.onsmd.com/physicians/marc-s-kowalsky/

News & Blogs

31 ONS Physicians Honored on the Castle Connolly 2026 Top Doctors and Rising Stars List31 ONS Physicians Honored on the Castle Connolly 2026 Top Doctors and Rising Stars ListExternal Arrow

31 ONS Physicians Honored on the Castle Connolly 2025 Top Doctors and Rising Stars List31 ONS Physicians Honored on the Castle Connolly 2025 Top Doctors and Rising Stars ListExternal Arrow

How Knee Surgery Helped Elizabeth Return to the OutdoorsSports MedicineHow Knee Surgery Helped Elizabeth Return to the OutdoorsExternal Arrow

Expert:Marc S. Kowalsky, MD