Genetics

Mom's smoking alters fetal DNA

A study of over 6,000 mothers and their newborn children—one of the largest studies of its kind—solidifies the evidence that smoking cigarettes while pregnant chemically modifies a fetus' DNA, mirroring patterns seen ...

Psychology & Psychiatry

Nurturing during preschool years boosts child's brain growth

Children whose mothers were nurturing during the preschool years, as opposed to later in childhood, have more robust growth in brain structures associated with learning, memory and stress response than children with less ...

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