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段落1

This is Scientific American's 60-Second Health. I'm Katherine Harmon. Got a minute?

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Befuddled by buying running shoes for the first time?

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Zero-drop? Extra stability? Motion control?

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What shoes will ward off injuries?

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A new study in the British Journal of Sports Medicine says run-of-the-mill running shoes are probably just fine.

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Researchers tracked 900 inactive but healthy adults who took up running.

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About a third had at least one foot that pronated, rolled inward when running, or supinated, rolled outward.

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These conditions are often cited as important factors in choosing shoes.

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But for the study, all participants wore the same "neutral" running shoes, not meant to correct for any stride issues.

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And after these newbies hit the road regularly for a year, the results were, well, striking.

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With more than 310 miles logged each, about three quarters of all runners remained injury free.

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There was no significant difference in injury rate for most of the foot-strike types.

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In fact, people whose feet pronated were actually less likely to have had an injury than those who had normal or supinated foot strikes.

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So, lace up some basic footwear.

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And save your sweat for the run.

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Thanks for the minute, for Scientific American's 60-Second Health. I'm Katherine Harmon.

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