News

  1. Health & Medicine

    Dieting woes tied to hunger hormone

    A rise in the appetite-enhancing hormone ghrelin after weight loss may explain why dieters regain pounds.

    By John Travis
  2. Health & Medicine

    Arthritis drug fights Crohn’s disease

    The inflammation-fighting drug infliximab can hold off the painful symptoms of Crohn's disease for as long as a year in many patients.

    By Nathan Seppa
  3. Health & Medicine

    Operation overload: Kids’ backpacks

    Sixth-graders in Italy routinely carry school backpacks that equal, on average, 22 percent of their body weight, a finding researchers link to an earlier report that more than 60 percent of children in this age group had experienced low-back pain more than once.