If you step back and look at the data, the optimum amount of red meat you eat should be zero.
Walter WillettThere's a lot of evidence that fruits and vegetables are beneficial for reducing the risk of stroke.
Walter WillettThe evidence that folic acid reduces the risk of heart disease is pretty strong. [...] And fruits and vegetables are a major source of folic acid.
Walter WillettWith breast cancer, nothing is straightforward. It makes sense for most people to make their dietary decisions based on what it does for heart disease. That's where the data are most strong.
Walter Willett