Study: Fewer than 20% walk or bike even part of commute - FROM USATODAY

CHICAGO (AP) — Walking or biking to work, even part way, is linked with fitness, but very few Americans do it, according to a study of more than 2,000 middle-aged city dwellers.
In what may be the first large U.S. study of health and commuting, the researchers found only about 17% of workers walked or bicycled any portion of their commute.

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