Up Book - Trail Training Manual - Guérin Collection Written by three high-level athletes, the Up method offers consistent training principles for those who practice several mountain disciplines requiring optimal and lasting physical fitness, whether they are experts or amateurs. The authors, Steve House, one of the world's top mountaineers, Scott Johnston, Olympic-level cross-country ski coach, and Kilian Jornet, today's best high-level endurance athlete, advise progressive, intelligent, rigorous and coherent, and provide evidence, both scientific and experimental, that their methods achieve convincing results based on physiology, nutrition and techniques to structure and combine training.
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