You may know someone whose chronic back pain vanished after seeing an acupuncturist or chiropractor, whose digestive issues recovered with herbal remedies, or whose autoimmune disorder went into remission thanks to an energy healer. Such tales are too common to be made up, yet too anecdotal to be scientifically provable. Is there a biological basis for these successes? Here the author of Pandora's Lunchbox takes us on a spectacular journey through the world of alternative medicine, investigating the scientific underpinning for these seemingly magical results and the medical power of belief—and the surprising capacity for self-healing that resides within us.