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Is Eating Disorders Genetic?
- Heritability
- ~50%
- Inheritance
- multifactorial
- Key genes
- BDNF,NTRK2,ESRRG,EPHB2
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Eating disorders including bulimia nervosa have heritability estimates of 50–83%. Genetic factors affect both body weight regulation and psychological vulnerability.
How Genetic Is Eating Disorders?
Genetics plays a meaningful role in Eating Disorders, with heritability estimated at around 50%. However, environmental factors — including diet, lifestyle, and exposure — also significantly influence risk.
Key genes associated with Eating Disorders: BDNF,NTRK2,ESRRG,EPHB2. Variants in these genes have been identified through genome-wide association studies (GWAS) and clinical research as influencing susceptibility or severity.
Source: MedlinePlus Genetics
Does Family History Matter for Eating Disorders?
Family history does matter. Having close relatives with Eating Disorders can increase your personal risk, though it is not deterministic. Maintaining a healthy lifestyle and regular screening remain important regardless of family background.
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