And with an average BMI of 31, many of those who had a knee replaced were obese. But even when osteoarthritis has set in, it's not too late to do something about it. In his NHS clinic, Professor ...

and/or patellofemoral compartments of the knee. Inclusion criteria were Kellgren grade 0–II, osteoarthritis confirmed by a baseline MRI (some patients also having other intra-articular pathology ...