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She and her colleagues examined the DNA of nearly 17,000 people with anorexia and 55,000 people without the eating disorder.
They pinpointed eight genetic markers that connect anorexia with some genetic factors that also affect the risk for psychiatric disorders such as obsessive compulsive disorder, depression and anxiety. But they also found genetic factors linking anorexia to high physical activity and metabolic traits such as a low body mass index (BMI), CNN reported.
The study was published in the journal Nature Genetics.
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