Today's podcast is the first of our four-part series with Dr. Mark Houston. Dr. Houston is selected as one of the top physicians in hypertension in the United States; selected as one of the most influential doctors in the U.S. in both hypertension and lipidemia and the author of over 250 medical articles, scientific abstracts, and seven best-selling books, including one of my favorite books. It's What Your Doctor May Not Tell You about Heart Disease. He is an internist, a cardiologist, he's an associate clinical professor of medicine at Vanderbilt University.