sees her own baby has increased activity in exactly the regions that change during pregnancy. where we see a shrinkage of the grains. that doesn't happen when she sees another baby. but. it's thought the flood of hormones that comes with pregnancy somehow causes the changes in the brain progesterone levels for example search ten to fifteen fold . baba miller and her colleagues believe that the changes in the brain prepare a woman for her role as mother. but a lot of them in the family and in a given accountable that is probably the case that these women can recognize faces better no doubt in order to protect themselves from risks or to improve their ability to find help with. our interpretation. is not their thing that us here on. the study shows that the changes in door for at least two years after a woman has given birth. there are many unanswered questions such as when exactly