According to UltraRunning, the growth of ultra-distance running has been exponential from 1980, when 2,890 runners finished long-distance races, to 2013, which saw 69,573 finishers. As the number of participants grows, s...
Articles by Fred Surgent
According to Mihaly Csikszentmihalyi, the leading authority on flow state, “flow is a very positive psychological state that typically occurs when a person perceives a balance between the challenges associated with a sit...