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Tue, 8 Feb. 2011 - 10:25 a.m. MT Credit: ARA Staff - American Running Association
http://www.nytimes.com/2011/02/08/health/research/08fitness.html?_r=1&src=me&ref=health
Apr 08 7:22 p.m.
Article by: Jeff Venables
Feb 21 11:15 a.m.
Jan 24 3:31 p.m.
Article by: UNITED MEDIA
Nov 27 12:54 p.m.
Article by: Steve Nearman
Aug 07 6:01 p.m.
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