Does long-term intensive diet and exercise reduce the biomechanical burden in overweight and obese adults with knee osteoarthritis? the intensive diet and exercise for arthritis (idea) trial. (April 2016) - Messier, S.P.; Beavers, D.; Mihalko, S.L.; Miller, G.D.; Nicklas, B.J.; Lyles, M.; Hunter, D.J.; Carr, J.J.; Eckstein, F.; Guermazi, A.; Loeser, R.F.; DeVita, P.