Are Eating Disorders Hereditary?

June 3rd, 2009

Biological Theories and the Development of an Eating Disorder

One of the questions that seems to arise again and again is, “My aunt and my mother had an eating disorder.

  • Is it hereditary?
  • Am I at risk?

The high incidence of eating disorders in families has led researchers to think that there might be a genetic influence in the development of them. Studies have shown that 58% to 76% of the occurrence of anorexia nervosa can be attributed to genetic factors.

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