Artificial sweeteners have become increasingly common. A new study looked at the link between artificial sweetener intake during pregnancy and baby's body mass index (BMI).

Countless studies have evaluated specific interventions to manage weight. But a new study may have found an intervention that will effectively prevent weight gain.

Over the last 30 years, obesity prevalence has increased in all age groups, a new study found. That new study looked at the trends after recent efforts to decrease obesity.

Obesity during pregnancy and gestational diabetes may be tied to overly large babies at six months' pregnancy, a new study found.

For predicting heart disease risk, waist circumference may be a better tool than body mass index (BMI), a new study found.

Adults who cycle or walk to work may have lower body fat percentage and body mass index (BMI) in midlife, compared to adults who drive.

With nearly one-third of all US children ages 2 to 19 currently overweight or obese, childhood obesity has become an epidemic. Fortunately, this condition is preventable in many cases.

For overweight patients, attempting to shed those extra pounds can be daunting. But even dropping a few can have profound health benefits, new evidence suggests.

Getting surgery before a knee replacement may seem counterintuitive. But, for some patients, getting one type of surgery could be a cost-effective way to improve outcomes.

Body mass index (BMI) has recently become a way to gauge people's health in America. But new evidence suggests there may be a better way.