Electromyographic Biofeedback on Performance of Vastus Medialis Oblique Muscle in Knee Osteoarthritis

Inclusion Criteria: * Age : In between 45 - 65years * Both Genders * Subjects with a definite diagnosis of knee OA according to the guidelines of the American College of Rheumatology with at least 6 months of knee pain. * Grade 1 or 2 joint cartilage degradation based on the Kellgren-Lawrence classification * Body mass index (BMI) of \<35 kg/m2 Exclusion Criteria: * Subjects who had undergone physical therapy or intraarticular injection in the past 3 months * Patients who had taken oral corticosteroids in the past 4 weeks * Patients with a history of surgical interventions on their knees * Subjects with a history of radiculopathy, or those with a history of systemic diseases, such as rheumatoid arthritis