Life is full of risks -- some real and some statistical. Most of the risks claimed by observational studies fall into the statistical category. By "statistical," I mean "imaginary." For instance, a study published yesterday in JAMA Internal Medicine (online) entitled "Vegetarian Dietary Patterns and the Risk of Colorectal Cancers" suggests that eating a vegetarian diet will reduce a person's risk of getting colon cancer by over 20% . Or to put it the other way around, regularly eating red meat … [Read more...]