Bob Arnot

Bob Arnot is an American physician, journalist, and author specializing in health and nutrition. He is known for his appearances on television programs such as Dateline NBC and The Dr. Oz Show and his books on diet, health, and fitness. Arnot has traveled extensively to study and report on the diets and lifestyles of people in various regions of the world, particularly those known for their longevity and good health. He has also worked as a medical correspondent for NBC News.