Human biodiversity is also much greater than most people give it credit for, and because of that, the fact that this one guy ate an all-Twinkie diet and became

Human biodiversity is also much greater than most people give it credit for, and because of that, the fact that this one guy ate an all-Twinkie diet and became healthier is almost irrelevant - it's not even anecdata, because that would imply n>1.