New study examines link between pregnancy weight gain, autism spectrum disorders

Previous studies have identified links between women’s prepregnancy body mass index (BMI) and pregnancy weight gain to an increased risk for the development of autism spectrum disorders (ASD) in children. But in a new study, researchers build on prior research by identifying an association between autism spectrum disorder risk and prenatal weight gain, after accounting for important related factors such as a woman’s prepregnancy BMI.

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