The meat industry’s own study concluded that meat consumption increased the risk of cancer, heart disease, diabetes, and premature death. A series of papers published in the Annals of Internal Medicine that “largely discounted all but the highest quality randomised studies…reached a conclusion directly contrary to the public health advice we’ve heard for years.” They suggested that we should continue our current consumption of red and processed meats. The authors based their exclusion of evidence on the so-called GRADE (Grading of Recommendations Assessment, Development, and Evaluation) criter...