• Healthy Homes and Obesogenic Genes in Young Children

    6 days ago - By JAMA Pediatrics

    Obesity runs in families, with parents with higher body mass indexes tending to have children with higher BMIs. This familial transmission is in part because of genetic influences-that is, the heritability of obesity. That childhood obesity is heritable is a very reliable and robust finding, with heritability estimates (ie, the percentage of variance in BMI attributable to genetics) generally falling in the range of 60% to 85%. That genes have an important impact on childhood obesity would surprise few pediatricians or parents. Likewise, few would disagree.
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