No carbs or no fat? Local or organic? Vegetarian or carnivore?
These and many other questions have been the subject of more than a dozen TIME cover stories over the years, including this week's look at the latest science about the potential harms of a diet heavy in red and processed meat. (Read, "The War on Delicious" here.) Though that diet is, to some, a beloved American tradition—and, to others, merely delicious—it's more clear than ever that there's reason to reconsider it. Or, as TIME's Dec. 18, 1972, cover declared it: "Eating May Not Be Good for You."
See TIME's food coverage over the years, here in the TIME Vault