A Leukemia Breakthrough, Gut Bacteria, and Adult ADHD

A chemotherapy free combination beats standard treatment for adult Philadelphia positive leukemia in a major trial. New research in Nature and Cell reveals how gut bacteria and a little known gene protect arteries from plaque buildup. Plus, why vaccines cause fever in some people and not others, a practical update on adult ADHD, and a cautionary look at antibiotics in premature infants.