Microscopy studies of cartilage specimens from the knee joints ... Friction, the cause of the wear and tear, was significantly increased in the joints of lubricin-null mice compared with those ...

However, wear from age or the structure of your ... For example: If you don't treat chondromalacia, it can progress into grade IV cartilage damage, which can lead to patellofemoral osteoarthritis.

Baseline cartilage damage, higher Kellgren-Lawrence grade, greater pain during walking, higher lateral ground reaction force impulse, greater time spent lying and lower vertical ground reaction force ...