Inclusion Criteria:  Knee Osteoarthritis (based on NICE guidelines) Age > 45 years Community ambulator with or without walking aid Conversant in English or Chinese  Exclusion Criteria:  Alternative diagnosis to Knee OA e.g. referred pain from spine or hip Other forms of knee arthritis e.g. inflammatory, post-traumatic Moderate to severe cognitive impairment e.g. dementia Previous knee arthroplasty Wheelchair bound patients Medical conditions that will medically interfere with rehabilitation involvement e.g. decompensated heart failure, stroke with significant deficit, end stage renal failure