The beliefs many Americans hold about their cancer risk might be doing them a disservice.

They may be key to weight loss and good health, but diet and exercise may sometimes need a little help from obesity medications and surgery.

Exercise doesn't have to be complicated. Even simple walks with friends may improve your health.

Making healthy lifestyle changes to lose weight is likely a smart choice for the long-term health of all obese people — even if they don't yet have medical issues related to their weight.

In weight loss, the real challenge may come not from shedding the pounds, but from keeping them off. New suggestions from a panel of experts could help people who have lost weight keep the pounds off.

The United Health Foundation today released its annual state health rankings. The states varied widely, and some national measures of health saw slight improvements.

Having weight loss surgery can improve obese patients' health, but it isn't a fix-all for health problems tied to being obese. Exercise may improve these patients' overall health even more and lower their risk for diabetes.

Kids learn all sorts of things from their parents including healthy and unhealthy habits, suggest the authors of a new study.

Obesity and depression are both tied to health risks like heart disease and type 2 diabetes. And now a new Centers for Disease Control and Prevention (CDC) report suggests that being obese may increase patients' risk of depression, and vice versa.

Exercise is an important tool in fighting obesity in young people. But which type of exercise is the most effective?