Do you know whether eggs are good for you? What about coffee, red wine, or chocolate? Most people probably have a yes-or-no impulse about each of these things, thanks to the amount of media coverage given to studies looking for health benefits or detriments of individual foods. And no matter what you say, youโre probably right, according to at least some of that scienceโfindings often reverse or contradict one another over time ….
โNutritional studies are extremely difficult to do, and itโs very hard to figure out what people are actually eating, even if you try your best,โ said the journalist Christie Aschwanden, speaking on a panel at the Aspen Ideas Festival, co-hosted by the Aspen Institute and The Atlantic. โIf I were to ask you how many times you ate tomatoes last year and what serving size tomato you ate, itโs very difficult to answer that question.โ
When studies try to set a diet or even provide food themselves, studying nutrition can still be distressingly inexact for a very relatable reason: Study participants arenโt any better at sticking to a diet than anyone else.
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