http://articles.mercola.com/sites/articles/archive/2001/10/10/exercise-breast-cancer-part-one.aspxOlder women who exercise may be less likely than their inactive peers to develop breast cancer. Women who biked or walked for more than an hour each day had a 19% reduction in their odds of developing breast cancer. Physical activity is one of the fewenCommunityServer 2008.5 SP1 (Build: 31106.3070)