An adventurous journey into the heart of the Cilento, uncovering the secrets of a millennia-old way of life. Ancel Keys and Margaret Haney set out to understand why people in certain parts of the world are happier and even live longer. They soon realize that the secret to a beautiful, long, and fulfilling life lies in the Mediterranean, in the Cilento region of Italy. Could it be the way people eat that makes them feel so well? Or the way they live, sharing meals with family and friends, watching sunsets by the sea, and taking long walks in nature? By eating well and caring for the natural world, we can live better and longer lives, while respecting our planet.