A Sport Person’s Guide to Improving Endurance
An average, relatively in-shape runner can run 1 mile in roughly 9 to 10 minutes. For anyone with an interest in fitness, this is probably not too impressive, but there…
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An average, relatively in-shape runner can run 1 mile in roughly 9 to 10 minutes. For anyone with an interest in fitness, this is probably not too impressive, but there…
Read more »