Bulimia nervosa may accompany anorexia, or it may occur by itself. It is estimated to occur in 1.1 to 4.2% of females. Bulimia nervosa can lead to severe tooth decay, intestinal and kidney problems, muscle cramps, heart problems, ruptured stomach or esophagus, and death.
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Yes, bulimia is a very serious illness, and it can lead to kidney and intestinal problems, tooth decay, serious heart problems, ruptured or bleeding esophagus, and other possible damage. You should encourage your sister to get help as soon as possible.
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