Michael F. Roizen, MD, is the cofounder and chairman of the RealAge, Inc. Scientific Advisory Board. He is a Phi Beta Kappa graduate of Williams College and Alpha Omega Alpha graduate of the University of California, San Francisco, School of Medicine. He performed his residency in internal medicine at Harvard's Beth Israel Hospital and completed a tour of duty in the Public Health Service at the National Institutes of Health in the laboratory of Irv Kopin and Nobel Prize winner Julius Axelrod. He is certified by both the American Board of Internal Medicine and the American Board of Anesthesiology. He is 61 calendar years of age, but his RealAge is 42.4.

Dr. Roizen is past chairman of a Food and Drug Administration advisory committee and a former editor for six medical journals. He has published more than 165 peer-reviewed scientific papers, 100 textbook chapters, 30 editorials, and 4 medical books, including a medical best-seller. He has also received 12 U.S. patents and many foreign patents. After 9 years on the faculty at the University of California, San Francisco, he chaired the top-10-rated department of Anesthesia and Critical Care at the University of Chicago. He then became dean of the School of Medicine and vice president for Biomedical Sciences at SUNY Upstate. After serving as CEO of the Biotechnology Research Corporation of Central New York, he became chairman of the Division of Anesthesiology, Critical Care Medicine, and Comprehensive Pain Management at the Cleveland Clinic, responsible for over 180 operating rooms, 124 critical care beds and 28 pain therapy intervention units. Recently he was named Chief Wellness Officer and Chair of the Wellness Institute of the Cleveland Clinic.

His first general audience book, RealAge: Are You as Young as You Can Be? (HarperCollins Publishers) became a #1 New York Times bestseller and was awarded the Best Wellness Book of 1999 by the Books for a Better Life Awards. RealAge has been translated into more than 20 languages and was #1 in four other countries. The free RealAge web site's tip of the day is subscribed to by over 7.6 million people in North America. His follow-up books include the New York Times bestseller The RealAge Diet: Make Yourself Younger with What You Eat (HarperCollins), written with Dr. John La Puma, Cooking the RealAge Way (Harper Collins), also with Dr. La Puma, and The RealAge Makeover (HarperCollins). He is the co-author with Dr. Mehmet Oz of the New York Times #1 bestsellers YOU: On a Diet and YOU: The Owner's Manual as well as the New York Times bestseller YOU: The Smart Patient. Their new book, YOU: Staying Young, will be published by Free Press on October 30th.

Dr. Roizen has given over 1,400 lectures to professional medical groups and has been recognized with over 20 professional lectureships. He has appeared on The Oprah Winfrey Show 11 times, Today 17 times, 20/20 (3 times), CBN (16 times), CNN, CBS, Good Morning America (17 times), Canada AM 22 times, The Montel Williams Show, and PBS (3 national fund raisers—the latter two have had over 5000 and over 2500 viewings on PBS stations as of this time). He was also featured in magazines including Fortune, Glamour, Cosmopolitan, Good Housekeeping, Ladies' Home Journal, Biography, Men's Health, and Prevention, and writes a monthly column for Reader's Digest with Mehmet Oz. He hosts a terrestrial radio show broadcast by 26 stations in the US called You The Owner's Manual Radio Show, and serves as Mehmet Oz's side kick on Oprah and Friend's daily XM 156 show.

Dr. Roizen still practices anesthesiology and internal medicine, using the RealAge metric to motivate his patients. He has personally delivered medical care to 8 Nobel Prize winners, 506 ex-smokers, over 100 Fortune 500 CEOs and CFOs, and countless others. He has been in the Best Doctors in America since 1989. His wife is a developmental pediatrician also listed in the Best Doctors in America. The Roizens have two children: Jenny, a recent Williams graduate and PhD graduate student at California Institute of Technology, and Jeffrey, an MD/PhD student at Washington University.