Jack Groppel answers the question, “I have read and heard over the past several years that people who run long distances over long periods of time might be actually training to make themselves slower. Why would strengthening one set of muscles cause problems in another set of muscles? Why wouldn’t the effect of jogging be neutral with respect to sprint speed, or even positive since there must be some sort of overlap among the muscles used? What is the explanation for this?”
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Presenter: Jack Groppel
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