Skinny Genes: Could Heredity Raise Your Vulnerability to 'Be-Thin' Pressure?

Study found female identical twins had similar levels of 'thin idealization'

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"We'd also like to know if the genes affecting the risk of internalizing thinness are the same or similar to those that affect eating disorders," she said. "And we'd like to analyze personality traits -- such as perfectionism and high levels of emotion -- to see how those factors may be involved."

More information

Visit the U.S. National Institute of Mental Health to learn more about eating disorders.

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