A single shot that appears to regrow worn knee cartilage and head off arthritis sounds like science fiction, yet early data from aging and cartilage research are edging that idea closer to reality.

Is surgery inevitable? Discover why "rest is best" is wrong. Dr. Jason Snibbe debunks top orthopedic surgery myths.

Hyaluronic acid is a naturally occurring molecule that attracts and retains moisture. Typically found in the eyes and skin, the compound is also present in the synovial fluid of the joints, where it ...