Objective: To study the effects of weight reduction on clinical and functional outcomes in obese patients with early osteoarthritis (grade 1 and 2). Methods: Study included 100 patients. All patients were selected from orthopaedic and diet clinic. All these patients were obese with BMI>30 kg/m2 and suffering from early osteoarthritis(grade 1 and 2). Severity of osteoarthritis was scaled on WOMAC pain and WOMAC functional scoring system. All the patients were managed with weight reduction diet plans and reviewed after every 15 days for clinical improvement. Final assessment of these patients done at 3months. As per their percentage weight loss they were divided in to four group (weight loss<5%, 5-10%, 10-20% and >20%).