Obesity

Sugared drinks are under attack for contributing to obesity, especially among children. Coke's new campaign acknowledges the concern.

More than 10 percent of the world's population is malnourished, but an even larger proportion is overweight. Greece has one of the highest rates of child obesity, despite having one of the world's healthiest cuisines.

Schools in San Antonio found that when they replaced fatty foods on their lunch menu with healthier options, they sold more lunches and made more money.

A new study in the journal Lancet says lack of exercise now causes as many deaths as smoking. And according to the latest figures, obesity costs Americans about $200 billion a year in medical expenses. So perhaps it makes sense that for the first time, Americans polled by Gallup see obesity as a bigger problem than smoking or alcohol consumption.

International Olympic Committee president Jacque Rogge is in a sticky spot. Asked whether he sees any problem with having McDonald's and Coke sponsor the world's biggest exposition of physical fitness, he admitted there could be issues with it.

LA Times columnist David Lazarus argues that government should intervene to curb obesity, because citizens cannot protect themselves from the deluge of advertising from the food and beverage industry.

The problems of a sustainable future for the planet don't stop at pure population -- it also matters what the people in that population are consuming, and how much they weigh.

Obesity is a recognized problem, but commentator Justin Wilson says it's a problem that's best solved by personal choices, not government intervention.

John Hoffman, producer behind the new HBO documentary "The Weight of the Nation," dicscusses why we need to pay attention to America's obesity epidemic now.

It has been more than a decade since the Food and Drug Administration approved a new pill to fight fat. Now, as the obesity problem grows, several new medicines could be on the way.