Old and new diet trends

Credit: CC0 Public Domain

This is how old I am: A few decades ago, I sat in on a nutrition debate between Dr. Dean Ornish and Dr. Robert Atkins, well-known cardiologists with polar opposite views on the best diet to lose weight and prevent heart disease. Each of the heart doctors was passionate about his diet plan, though the diets were/are in hard contrast to each other.

Ornish presented reams of research to show that a very low-fat and mostly vegetarian diet can reverse heart disease as well as improve diabetes and other chronic conditions.

In turn, Atkins provided his

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