The Power of your Courage Determining the prevalence of eating disorders; anorexia and bulimia is emerging. Worldwide the prevalence of anorexia is estimated to be 2.2% and 1.5% for bulimia. The estimated incidence ranges between 8 and 12 per 100,000 inhabitants worldwide. In Mexico every year 20,000 new cases are registered, anorexia has a prevalence of .3% in adolescents and 1% in bulimia. Love yourself, love your body.