What is anorexia nervosa and bulimia nervosa difference?

Anoexia/Bulimia: Both are eating disorders and more common in females. Anorexia primarily involves restriction of food intake in order not to gain weight therefore are usually underweight even though they perceive they are fat and bulimia primarily involves frequent binge eating and they are usually normal weight. Anorexia is the more severe disorder and can be lethal. These are the main differences.

And: Current treatments for anorexia are not very effective. However, treatments for bulimia tend to work.

Anorexia/bulimia: Both are eating disorders. Anorexia is dieting inspire of low weight. Bulimia is binging and purging.