"Physical exercise is an absolutely necessary activity that provides us with large reserves of energy. Our inherent inclination towards running is due to the fact that it is an activity imprinted in our cells since ancient times. Within us lies the wild passion for running and the spirit of the runner..."

"Each article in this book is the essence of cross-referenced and condensed knowledge from reputable medical journals with sports content. It does not contain infallible truths, but it allows for opposing views, which do not counteract but collaborate in better understanding and reflection. The behavior of the body during long-distance running is a relatively unknown field of research, and the more you delve into it, the more questions arise, revealing its hidden dynamics."