All About Knee Osteoarthritis: Key Causes, Symptoms, and Treatment Options Knee OA is a prevalent type of arthritis, particularly seen in elderly individuals. This degenerative condition involves cartilage and underlying bone deterioration, causing pain, stiffness, and reduced mobility. As a primary cause of disability, it necessitates proper understanding and management. https://www.zupyak.com/p/4392837/t/understanding-knee-osteoarthritis-causes-symptoms-stages-and-effective-treatment-options