Inclusion Criteria:  Both male and female Successful Total Knee Arthroplasty surgery Ability to walk (with walking aid or unaided) Aged between 45 to 75 years old, Active knee flexion of 80 degree and active knee extension of -10 degree upon discharge Availability of internet service in the residing area.  Exclusion Criteria:  Presence of health related medical conditions that could interfere with tests or the rehabilitation program Neurological conditions that might affect balance Inability to attend rehabilitation services, revised knee arthroplasty Blindness and any condition incompatible with 30 minutes of light to moderate physical activity