An esteemed authority on health and wellness, Michael F. Roizen, MD, chairs the Wellness Institute at Cleveland Clinic, the first such position at any major healthcare institution, where he actively coaches patients. He is a former editor of six medical journals and has published more than 175 peer-reviewed scientific papers. Board-certified in internal medicine and anesthesiology, Roizen co-founded with Mehmet Oz YouBeauty, a media company focused on helping women lead healthier, more beautiful lives, and RealAge. His RealAge series of books as well as his "YOU" series, written with Oz, are worldwide bestsellers, with four No. 1 bestsellers in the U.S. and No. 1 bestsellers in at least five other countries. Roizen and Oz write a daily syndicated column that appears in over 130 newspapers. Roizen has appeared regularly on Oprah, Today, 20/20 and Good Morning America and has a two-hour, 33-station radio show. He is 67 calendar years of age but his RealAge is 48.7 He routinely tweets the week's top medical stories @DrMike Roizen.