Obesity is a chronic condition that has now becomes an epidemic. The prevalence has risen significantly over the years including Malaysia. Ten years ago obesity was only a health risk factor for cardiovascular disease. However based on scientific findings for the past five years, obesity is an independent risk factor for cardiovascular disease and a disease on its ownHow to prevent obesity?Behavioural modification is essential in obesity management because it is closely related to eating habits and sedentary lifestyle. Medical and surgical interventions help in weight reduction but behavioural modifications will maintain and sustain the weight loss. Obesity can relapse after therapy if unhealthy habits persist.It is vital to prevent obesity because prevention is better than cure. Medical and surgical therapy are expensive and not without any complications. Education and self-control are important elements in obesity prevention and relapse. A certified counsellor is engaged to assist in psychological and emotional management. Empowerment will help behavioural changes and yield successful outcome.Healthy eating habits and moderation in food choice are steps to be taken to ensure obesity is prevented. Dietician can assist in making appropriate diet choices. General recommendations are high fibre intake, low calorie diet and low fat diet. However, a more specified medical nutritional therapy is the best recommendation for complicated cases in order to treat obesity.Adapting an active lifestyle along with medical nutritional therapy help in preventing obesity. For patients with normal BMI, the recommended duration of moderate physical activity will help to prevent obesity. Together, we fight obesity