Abstract: India has been experiencing a nutritional transition in food choices from typical Indian diet into the fast- food pattern. Obesity in combination with unhealthy lifestyle such as smoking and physical inactivity may increase the risk of chronic diseases.We have focused on finding out the predictors of obesity among medical students using a questionnaire and the prevalence of obesity by BMI (Body-Mass Index) which is a weight to height ratio and is a sensitive indicator for finding out the prevalence of obesity