It's common knowledge that obesity is a global epidemic, particularly in industrialized countries, and that it is a major ...

The study found that people in developed nations who are more sedentary burn similar amounts of calories to people in less-developed nations who often have very active lifestyles.

Braces, rubber bands, even jaw surgery—millions endure them in pursuit of a straighter smile. But were misaligned smiles ...

Many people assume obesity is caused by inactivity and burning fewer calories. But our diets — and excess calorie intake — ...