How does bulimia kill you?

Eating do: Anorexia & bulimia lead to complications as noted in the diagram.

Physically dangerous: Bulimia may cause electrolyte imbalances that may lead to heart failure, as well as esophageal and gastric ruptures, all of which may be fatal. Other medical complications for bulimia include bone loss, osteoporosis, dehydration, kidney disease, anemia and low white cell counts, which lowers the immune system and creates vulnerability to disease and infection. Also, gum disease, tooth decay.