By keeping my hand in that, it's the way I keep learning. The main way you learn in medicine is by practicing and working with patients.

Genuine happiness comes from within, and often it comes in spontaneous feelings of joy.

True, nuts are high in fat, but most of them contain monounsaturated fat that is good for the heart. In fact, eaten in moderation, nuts can lower your risk of heart disease and heart attack.

Practicing regular, mindful breathing can be calming and energizing and can even help with stress-related health problems ranging from panic attacks to digestive disorders.

I think integrative medicine, something I've pioneered, is the way of the future. Its great promise is that it can reduce healthcare costs by shifting the whole focus of healthcare away from disease management to health promotion and prevention. They can do that two ways: first, by focusing attention on lifestyle medicine, which is very deficient. And second, by bringing into the mainstream treatments that are lower cost because they are not dependent on expensive technology.

As an American, you have a right to good health care that is effective, accessible, and affordable, that serves you from infancy through old age, that allows you to go to practitioners and facilities of your choosing, and that offers a broad range of therapeutic options.

Each day as I travel through downtown Tucson, I am amazed at how quickly the most ancient of human behaviors have changed. For as long as there have been Homo sapiens - roughly 200,000 years - people have filled their lives principally with two activities: talking directly with other people, and doing physical things.