There's no such thing as junk food. There's junk and there's food.

The most powerful medicine is at the end of your fork, not at the bottom of your pill bottle. Food is more powerful than anything in your medicine cabinet!

Your social networks may matter more than your genetic networks. But if your friends have healthy habits you are more likely to as well. So get healthy friends.

The very fact that we are having a national conversation about what we should eat, that we are struggling with the question about what the best diet is, is symptomatic of how far we have strayed from the natural conditions that gave rise to our species, from the simple act of eating real, whole, fresh food.

Yet an estimated 99 percent of people who have a problem with eating gluten don't even know it. They ascribe their ill health or symptoms to something else-not gluten sensitivity, which is 100 percent curable.

The body is one integrated system, not a collection of organs divided up by medical specialties. The medicine of the future connects everything.

Shrinking someone's stomach to the size of a walnut with surgery is one way to battle obesity and diabetes and may be lifesaving for a few, but it doesn't address the underlying causes.