So far as I know, the oldest in the English language at least, is Banting's Letter on Corpulence. Having lost weight and dramatically improved his health on a low carbohydrate diet. Banting wrote and self-published the book back in the Mid-Victorian era, and he distributed it for free.
Read More »Study Affirms Breakfast Really Is Most Important Meal Of The Day
We have heard it over the course of our entire lives that breakfast is the most important meal of the day. Now there is new evidence that suggests this traditional adage passed off by many doctors as healthy advice for generations is actually true.
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