"Today" show host Katie Couric talks with Joe Piscatella about his book "The Road To a Healthy Heart Runs Through the Kitchen."[...]

The perception surrounding obesity is that it's caused by a lack of exercise and overeating, however, the condition is often driven by other factors, one of which is bullying. [...]

  Any of you who watch TV news or check out the latest news stories here on the Internet are familiar with what I'm about to discuss with you. Seems every other day there&[...]

  For the first time, scientists have isolated mutations at two gene locations that seem to predispose children to becoming obese.   "We see a clear genetic signatur[...]

A small but growing number of researchers believe that environmental pollutants and industrial chemicals are to blame for the obesity epidemic.[...]