Reader "Lynn in Salinas" writes: "Will you please comment on Dr. David Perlmutter's bestseller book, 'Grain Brain,' and his claim that wheat, gluten, carbs and sugar are the cause of dementia?" In the ...

I recently stumbled onto a book that opened my eyes in many ways to the misinformation plaguing Americans regarding healthy eating, particularly where it concerns brain health. The book, Grain Brain, ...