Good News for Motherhood
New moms may think their brain has turned to mush, but a study suggests just the opposite: motherhood actually boosts brain power--at least in rats. The surge of hormones during pregnancy seems to cause a proliferation of new growth within tiny brain-cell structures called dendrites. The effect on behavior--mommy rats are curious, bolder and learn mazes more quickly--may be long lasting.
Bad News on Hypertension
More reason to get high blood pressure under control: the condition may go to your head. A 20-year study finds that over time, folks with hypertension have greater difficulty mastering new...