Will your grandmother's diet increase your risk of colon cancer?

Will a multi-generational exposure to a western type diet increase offspring's chance of developing colon cancer? Will cancer-fighting agents, like green tea, help combat that increased risk? Those are the two questions driving new research. Researchers have developed a diet that mimics typical U.S. nutrition for studies of human cancer using animal models. In this case, rodents with cancer will be studied, which will allow them to look at the effects of the diet on multiple generations in a sho...