... review.Interventions The interventions included (a) hydrotherapy, which was prima-rily of low intensity and involved walking, leg swinging, andmobility exercises; (b) land-based swinging, mobility, andstretching ... establishing the optimal exercises andexposure levels necessary for achieving long-term gains in the management of OA of the hip.Competing interests The authors declare that they have no competing interests.Authors' ... todecide whether they met the recommendations of the guide-lines highlighted earlier, and also to determine the efficacy oftheir exercise-therapy interventions for improving pain levels,function,...