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*[http://news.harvard.edu/gazette/story/2012/04/chasing-down-a-better-way-to-run/ Chasing down a better way to run.]
*[http://news.harvard.edu/gazette/story/2012/04/chasing-down-a-better-way-to-run/ Chasing down a better way to run.]
*[http://swimming.about.com/od/swimworkouts/a/swim_benefit.htm What's Good About Swimming.]
*[http://swimming.about.com/od/swimworkouts/a/swim_benefit.htm What's Good About Swimming.]
*[http://health.yahoo.net/rodale/WH/fitness-fact-or-fiction Fitness Fact or Fiction?]
[[Category:Health]]
[[Category:Health]]
[[Category:Health promotion]]
[[Category:Health promotion]]