The human body is a truly magnificent creation. And because of its ability to regulate, balance, repair, and protect itself, the latest scientific research shows that each of us has the capacity to function well for at least one hundred and twenty years. So why do most of us only make it to our seventies? Why are so many of us afflicted with degenerative diseases? And why are the diseases that once only plagued the elderly--heart disease, diabetes, osteoporosis, arthritis, and cancer--now increasingly affecting our younger generations? Why does the gift of long, healthy live seem so...