Health Coaching for Patients Waiting for Total Hip or Knee Replacements

Inclusion Criteria: * patients scheduled on the waitlist for a total joint replacement surgery for hip/knee, ie clinically and radiographically diagnosed, symptomatic knee/hip osteoarthritis deemed suitable for surgical intervention; * have access to the internet and the ability to navigate web-based programs; * able and willing to travel to Advanced Wellbeing Research Centre for baseline and follow-up assessments; * able to comprehend the requirements and purpose of the study and give informed consent Exclusion Criteria: * other musculoskeletal lower limb or back conditions requiring assessment or treatment by a health professional in the last 6 months; * neurological impairment or condition affecting lower limb function; conditions listed as both absolute and relative contraindications for physical activities by the American College of Sports Medicine (ACSM), such as unstable angina, uncontrolled diabetes; * systemic inflammatory disease (e.g. rheumatoid arthritis); * previous total joint replacement surgery (hip or knee)