News

  1. Health & Medicine

    Alcohol heart benefits show up even after bypass surgery

    Having two to three drinks a day was associated with decreased heart problems in men during the three years after the operation, researchers from Italy report.

    By Nathan Seppa
  2. Health & Medicine

    Mom’s past drug abuse may alter brain chemistry of offspring

    A new study in rats suggests that the lingering effects of adolescent opiate use may be passed on for two generations, even if the female is drug-free when she gets pregnant.

    By Tom Siegfried
  3. Life

    Rare mutations key to brain disorders

    Many cases of mental retardation can be explained by genetic variants that arise in affected individuals.