Every year, an estimated 1 million Americans die from food-related chronic illness. Poor diet can prove fatal — meanwhile, the benefits of a good diet are there for the taking. If we know what we’re doing. When it comes to what we should be putting on our plates, though, it’s not always obvious. With social media awash with contradictory information, and over 6 million published academic articles on “diet,” who on earth are people meant to listen to?