@CNN: Does your workout take you by traffic-laden roads? Walking along polluted streets may reduce health benefits for older people, a new study finds https://t.co/gaBDbuqJwu https://t.co/ewvi0ZeHbV

December 6, 2017 / The Arbiter / CNN

@CNN: Does your workout take you by traffic-laden roads? Walking along polluted streets may reduce health benefits for older people, a new study finds https://t.co/gaBDbuqJwu https://t.co/ewvi0ZeHbV

Does your workout take you by traffic-laden roads? Walking along polluted streets may reduce health benefits for older people, a new study finds https://t.co/gaBDbuqJwu http://pic.twitter.com/ewvi0ZeHbV

— CNN (@CNN) December 6, 2017

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