Obesity

Babies whose mothers are obese may be biologically "older" than babies whose mothers are a normal weight.

Obese kids have a different population of gut bacteria compared to lean kids, and this may cause them to accumulate fat.

The obesity rate among U.S. women continues to tick upward, with the latest study showing that about 40 percent of American women are obese.

A new obesity treatment that involves balloons may help people lose more weight than they would by just dieting, a new study suggests.

Despite reports that childhood obesity may be declining in some parts of the United States, a new study suggests that childhood obesity is still on the rise nationwide.

The people in the world who are obese now outnumber those who are underweight, in a world first, researchers say.

American adults may make 11 million visits to the doctor in a single year because of obesity, according to a new government report.

Your body mass index, or BMI, may not be an accurate indicator of your risk of heart disease or diabetes, new research finds.

People who have been overweight at any point in their lives may be more likely to die early, even if they lose weight later, a new study suggests.