Stay and become healthy with digitization! Digital nutrition, digital exercise, digital sleep - this guidebook conveys in an impressive and easy-to-understand way how digitization makes us healthy. In around 60 short stories, from babies to after death, the authors take us into the fascinating world of digital health and explain how the smartphone can keep us healthy and make us healthy. The book describes how digitization is essential for people and their health. The shift in the interface between humans and machines has long since begun. And one person in particular benefits: the human being!