11 Marathons, 11 Days, One Purpose: Renato Walkowiak’s Journey with CHASKi
What would it take for a recreational runner to complete eleven marathons in eleven consecutive days? For Renato Walkowiak, the answer was not just determination. It was also physiology, smart coaching, and a meaningful cause. In the summer of his challenge, Renato set out to run 11 marathons in 11 different cities across France. The symbolic number …
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