A pioneering technique that uses cells taken from the nose to repair damaged knees has shown promising results, offering hope for patients with sports injuries and osteoarthritis.

Cartilage, the smooth, rubbery tissue that cushions our joints, does not regenerate naturally. Once damaged — whether by a sudden injury or through the wear and tear that leads to osteoarthritis, which causes joints to became stiff and painful — it cannot repair itself. Traditional treatments, including painkillers, physical therapy, and, in severe cases, joint replacement surgery, are limited in their effectiveness.

https://www.thetimes.com/uk/science/article/how-to-fix-your-dodgy-knee-use-your-nose-tzx7bn2hk