First, nutrition is the master key to human health. Second, what most of us think of as proper nutrition--isn't.

Americans love to hear good things about their bad habits.

It’s never too late to start eating well. A good diet can reverse many of those conditions as well. In short: change the way you eat and you can transform your health for the better.

Once people start introducing animal products into their diet, that's when the mischief starts.

Good health is about being able to fully enjoy the time we do have. It is about being as functional as possible throughout our entire lives and avoiding crippling, painful and lengthy battles with disease. There are many better ways to die, and to live.

Nutrition is not a mathematical equation in which two plus two is four. The food we put in our mouths doesn't control our nutrition-not entirely. What our bodies do with that food does.

One way to identify the optimal human diet, pretty obvious to all but fundamentalist reductionists, is to survey and compare populations as they already exist, and see what they eat and how healthy they are.