Tertiary literature though interesting and relative to the topic
Perkins SJ, Murphy R, Schmidt U, Williams C. Self-help and guided self-help for eating disorders. Cochrane Database of Systematic Reviews 2006, Issue 3. Art. No.: CD004191. DOI: 10.1002/14651858.CD004191.pub2
She started with a diet. But she almost died.
At age 16, Anne weighed 110 pounds. But a boy told her she wasn't asked to a school dance because she was fat. He was teasing. But she was inclined to take it seriously. And she started counting calories.
First, Anne skipped lunch. When swimming suit fashions appeared in stores, she dropped breakfast. She obsessively weighed her food and calculated the calories she consumed. By summer, her daily intake had plummeted to some 300 calories a day. Anne weighed 93 pounds. Her knees, elbows and fingers often swelled
When she developed a serious ulcer, she finally admitted her binge-purge routine to her doctor. He diagnosed bulimia nervosa and sent Laurie to a psychiatrist, who created a treatment plan that would help her return to healthful, normal eating habits.
These young women suffered from eating disorders, psychological illnesses in which victims become obsessed with food and with their body weight. People suffering from eating disorders have an extremely distorted body image; they "feel fat," and see themselves as overweight, despite even life-threatening emaciation. And their intense fear of gaining weight or being fat adds to their denial of the problem. But without treatment of both the emotional and physical symptoms of these illnesses, victims can suffer from malnutrition, heart problems, and other conditions that are potentially fatal.
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