Women who have their last baby after the age of 35, tend to enjoy a better brainpower post menopause since there is kind of a positive association between later age at last pregnancy and late-life cognition. Postmenopausal women who have had their last baby after the age of 35 tend to have a better verbal memory than others. An outpouring of progesterone and estrogen, especially in the later stage of life, appears to be beneficial.