Cachexia is a state of involuntary weight loss. The latest generic definition states that aside from weight loss, patient needs to fulfill additional criteria to be diagnosed with cachexia. New, ...

Almost 1,000 cities, towns and villages in the U.S. lost their status as urban areas on Thursday as the U.S. Census Bureau released a new list of places considered urban based on revised criteria.

The DSM-5 broadens the criteria for anorexia nervosa, but will the expanded definition of the illness help catch those who need help before their disease progresses too far? A change in the way ...

A new definition of obesity could nearly double the prevalence of U.S. adults with the condition, according to a study published Monday. For decades, doctors have relied on body mass index (BMI) -- a ...