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First Detailed Map of Brain Changes During Pregnancy Unveiled

The study reveals significant structural changes in the brain's gray and white matter throughout pregnancy and postpartum.

  • Researchers conducted 26 MRI scans on a first-time mother from before conception to two years postpartum.
  • The study found a 4% reduction in gray matter volume in over 80% of the brain regions examined.
  • Increases in white matter integrity were observed during the second trimester, returning to baseline by birth.
  • The changes in the brain are linked to rising levels of hormones such as estradiol and progesterone.
  • The research aims to deepen understanding of conditions like postpartum depression and the brain's adaptability during pregnancy.
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