There are loopholes big enough to drive trucks through. And Congress needs to take a look at those laws and make sure that they're much more rigorous.

BASICS OF DIET AND HEALTH The basic principles of good diets are so simple that I can summarize them in just ten words: eat less, move more, eat lots of fruits and vegetables. For additional clarification, a five-word modifier helps: go easy on junk foods.

The general public believes that if a health claim is on the label the government backs that up, ... This sells food products, no question.

There are loopholes big enough to drive trucks through. And Congress needs to take a look at those laws and make sure that they're much more rigorous.

There's no question that largely vegetarian diets are as healthy as you can get. The evidence is so strong and overwhelming and produced over such a long period of time that it's no longer debatable.

The pet food recall, which was after all just about pets, and treated as if it were an inconsequential matter, was an absolute forerunner of what's going on in China, where 50,000 infants have been sickened because of a contaminated infant formula. So these things are all closely related. You cannot separate the food supply for pets, farm animals, and people, and you cannot separate problems in one area of a country from problems in another area.

Here we have the great irony of modern nutrition: at a time when hundreds of millions of people do not have enough to eat, hundreds of millions more are eating too much and are overweight or obese.