The reclassification this summer by the American Medical Association of obesity as “a disease state” effectively declared that one-third of all Americans has a medical condition requiring treatment.

Is obesity among the most misunderstood, misclassified, and mistreated diseases? Over the past 30 years, researchers have not only identified a key hormone (leptin) that helps regulate appetite and ...

Is obesity a disease or a risk factor for disease? In medical circles – and outside of them – the question is contentious, with supporters on either side. In a newly published report, the Global ...