Can Humans Live to Two Hundred Years?

Does a lifetime of fitness slow down the aging process in humans? Can humans eventually live for 200 years? In this book, Dr. Witten shares his advice to live a long and healthy life.

Dr. Witten has had an interest in fitness all his life and often wondered whether a high level of fitness can slow the aging process. His doctoral dissertation was focused on whether a high level of aerobic fitness could slow the aging process in the lungs. In this book, Dr. Witten reviews state-of-the art research in aging studies and explains these findings in lay language.

Dr. Witten is an Emeritus Research Professor of Pediatrics at the University of Arizona College of Medicine, and previously was an Instructor of Medicine at Harvard Medical School. He has exercised on a regular basis for the past 66 years.