Dr. John Ioannidis, an internist and accomplished statistician from Stanford University, has proposed that we do away with nutritional epidemiology entirely, as the studies are impossible to control, the data is perennially abused, and the results are virtually guaranteed to be wrong. I disagree. There’s no doubt that people read too much into these studies, but they also need to be educated. No single nutrition epidemiology study is ever the final word, because they don’t rise to the level of causation. There are only two types of studies that can approach the rarified air of causation. One,
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