Australia's most trusted doctor cuts through to what really makes a difference to staying young as long as possible--starting at any age. There's no shortage of products and personalities offering the promise of eternal youth. But which of the pills, diets, exercise programs, and superfoods actually work? Some are good for you, others only work under the right conditions, and plenty are a waste of money. In this accessible guide, Dr. Norman Swan helps you navigate the wellness industry, separating fact from fiction, and science from scams. Deeply researched and written with his trademark wit, Swan examines what's known, unknown, and flat out wrong--all summarized with quick takeaway messages backed up by the scientific evidence. No matter what your age, So You Want to Live Younger Longer? tells you what you need to know to make informed decisions.