News in brief: Body & Brain

Baby's first bites make a big impression, plus more in this week's news

Deep brain stimulation progress
WASHINGTON — Electrodes implanted deep into the brains of people suffering from severe depression improved symptoms for up to six years, researchers reported February 18 at a meeting of the American Association for the Advancement of Science. Three to six years after neurosurgeons implanted electrodes in their brains, most patients still showed gains: fewer signs of depression, better physical health and the ability to hold down jobs.