NEWS-CANCER - Obesity primes the colon for cancer, study finds

Obesity, rather than diet, causes changes in the colon that may lead to colorectal cancer, according to a study in mice by the National Institutes of Health. The finding bolsters the recommendation that calorie control and frequent exercise are not only key to a healthy lifestyle, but a strategy to lower the risk for colon cancer, the second leading cause of cancer-related death in the United States ...

http://medicalxpress.com/news/2014-04-obesity-primes-colon-cancer.htm