What is anorexia nervosa? Anorexia nervosa is a type of eating disorder in which somebody becomes obsessed with what they eat, and leads to abnormally low body weight. Subscribe - https://goo.gl/w5aaaV. More videos - https://goo.gl/UhOKiM. Support us on Patreon - https://goo.gl/ZGHEk4. This video covers the complications that result from anorexia, signs and symptoms, as well as treatment and management.