12/20/2013 01:48 pm ET Updated Jan 25, 2014

Is There Truth To The New Book 'Grain Brain'?

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When a person advocates radical change on the order of eliminating one of the three macronutrient groups from our diets, the burden of proof should be enormous. Everything you know is not wrong. Perlmutter has interesting ideas that I would love to believe. I’d love it if a diet could deliver all that he promises. There is value in belief. It's what the Empowering Neurologist literally markets. His narrative comes with the certainty that you are doing something to save yourself from cognitive decline and mental illness, which is probably the most unsettling of disease prospects.

With that belief can also come guilt and blame; an idea that something simple could’ve been done to prevent a mental illness, when actually it was bigger than us. To think that every time you eat any kind of carb or gluten, you are putting your mental health and cognitive faculties at risk is, to me, less empowering than paralyzing.

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