Obesity

Certain gas-emitting microbes in our intestinal tract might determine our propensity for packing on pounds, leading to the presence of methane or hydrogen on one's breath

African-American children with high levels of hormone-altering chemicals known as phthalates are more likely to be obese, according to new research

Morbidly obese individuals—those with a BMI of 40 and above—were 80 percent more likely to die in a car crash, according to a study published in Emergency Medical Journal

New analysis shows that metabolic effects caused by even a couple nights with less than six hours of shut-eye may feed obesity

Dogs and cats now suffer from obesity, diabetes, heart disease, cancer and more, just like humans, and researchers are now investigating common risk factors for pets and owners

Stimulating a brain region induces intense overeating

White children exposed to high levels of bisphenol A are five times more likely to be obese than peers with low levels of the chemical, according to new research

Dieting women who kept a diligent food diary lost more weight than other women in a cohort. Skipping meals and eating out slowed weight loss. Katherine Harmon reports

A new study suggests that human weight gain globally is not just bad for health but also bad for global warming

Obesity and high-fat diets might alter brain function, changing, in particular, the hypothalamus and hunger. Katherine Harmon reports

Two recommended tactics--improving physical activity in schools and spending more to provide healthier school lunches--are uncommon in the U.S.

Researchers plan to create chewing gum that sneaks an appetite-suppressing hormone through the gut and into the blood