What causes overweight and obesity?

In most cases, overweight and obesity do not have a single cause. These conditions are not the result of a lack of willpower. There is no single food, diet, or gene that causes overweight or obesity. However, myths, misconceptions, and stigma persist

Diet and exercise aren’t the only factors that affect people’s ability to maintain a healthy weight. Find out why.

You knew overeating and inactivity can raise your odds—but the list doesn't end there.

Learn how body weight can affect disease risk.

Soda and processed foods likely play a significant role.

While much of your cancer risk is out of your hands, you may be able to lower your odds by managing your weight.