Book (Practical) Sports and physical education He runs 100 km at the age of 50! Athletics

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Sports and Physical Education
Why can't they run when they get older? Now that baby boomers are in their 50 s, many people will have such worries. The same is true for the author, who is active as a leading trail running expert. Aging, which attacks regardless of past performance. How did the author overcome "motor decline" due to aging? A body regeneration strategy to have the ability to "run 100 km even at the age of 50", which anyone can do, derived from experience, is introduced here.