George Chang Browse All Authors Top 3 quotes by George Chang United States was not set up to establish causation, united States know there are many factors that are associated with both obesity and cancer, such as lack of exercise and poor diet. How much each of those factors contribute to cancer is less clear. George Chang top-news A patient who is obese will be at higher risk for complications and often times more severe complications from surgery than someone at an optimal weight. George Chang top-news Obesity during childhood actually is a major predictor of adult obesity. George Chang top-news
