
What Leads to Osteoarthritis Knee Pain? A healthy knee contains synovial fluid, a viscous liquid that is responsible for lubricating the joint and absorbing shocks. Synovial fluid also has anabolic anti0unflammatory and analgesic effects. Hyaluronic acid is a major component of normal synovial fluid and contributes to the fluid’s viscoelastic properties. Changes in the synovial […]