Shock Avoidance News Today

Championship winner. he is joining us from dallas. doctor, lets start off with this study. why does this study matter? >> this is really an amazing discovery. what we found for the first time a protein hormone that occurs naturally in the body that can improve short term and long-term memory. jenna: instead of being a emotional thing, i think some of is think about what we remember as emotional. this study is saying there is a physical side of memory? >> yes. we actually found a compound that in...