Women who load up on candy and burgers during pregnancy ‘more likely to have a child with ADHD’

The data derives from a prospective study in 1991-1992  of 160 pregnant women. Dietary questionnaires were completed at 32 weeks gestation and then 3-7 years of age. ADHD symptoms were assessed at 7, 10 and 13 years. DNA methylation data was collected from cord blood. Using a highly complex statistical analysis they were able to show youth with ADHD symptoms were more likely to have higher DNA methylation of IGF2. However at the same time they found no significant correlation between exposure to an ‘unhealthy diet’ and ADHD symptoms.

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