A Tool to Precisely Spot Stride Problems and Stop Joint Pain and Injury
http://bestrunnerstips.blogspot.com/2014/10/a-tool-to-precisely-spot-stride.html
People who lace up their running shoes and pound the pavement have a roughly 50% chance of sustaining an injury that interrupts their training. Among marathon runners, studies have placed the injury incidence rate significantly higher, in some cases as high as 90%.
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