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  • The Exercise and Cholesterol Controversy. University of New Mexico.
    http://www.unm.edu/~lkravitz/Article%20folder/cholesterol.html
  • Exercise can help a bad heart repair itself. MSNBC.com. Sept. 5, 2007.
    http://www.msnbc.msn.com/id/20606123/
  • Heart Disease Prevention and Exercise. WebMD.
    http://www.webmd.com/heart-disease/heart-disease-prevention-exercise
  • How Much Exercise Do You Need to Prevent Heart Disease? Health.com.
    http://www.health.com/health/condition-article/0,,20188246,00.html
  • Physical Activity. American Heart Association.
    http://www.americanheart.org/presenter.jhtml?identifier=4563