The term “flow” defines the optimal state of a person when his brain and body work in close harmony, being aimed at solving a specific task. The book's authors, led by renowned psychologist Mihaly Csikszentmihalyi, will teach how to achieve a state of "flow" while running - both in training and in competition - and thereby enjoy the sport more and achieve better results. People who regularly experience the state " flow”, as a rule, live happier and more fulfilling lives. Published in Russian for the first time.