Altered brain connectivity may be one way prenatal depression influences child behavior, said new study.

Hay et al. studied 54 mother/child pairs. Mothers answered a survey about their depression symptoms at several points during their pregnancy. The research team employed diffusion MRI, an imaging technique that reveals the strength of structural connections between brain regions, to examine the children's white matter.
Greater prenatal depression symptoms were associated with weaker white matter connections between brain regions involved in emotional processing. This change could lead to dysregulated emotional states in the children and may explain why the children of depressed mothers have a higher risk of developing depression themselves. The weakened white matter was associated with increased aggression and hyperactivity in the male children.
Source-Eurekalert
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