Dr. Roizen has more than 40 years of experience and has been the doctor to eight Nobel Prize winners and more than 100 Fortune 500 CEOs. He currently serves as the Chief Wellness Officer of the Wellness Institute at the Cleveland Clinic, which is consistently ranked as one of the top ten hospitals in the United States. He's also the chief medical consultant to the Dr. Oz Show and a best-selling author of 14 books, including four New York Times Best Sellers. A co-founder and originator of the popular RealAge.com website, Dr. Roizen's mission is to use his influence to help keep America healthy.