Study: Working out may reduce risk of breast cancer

June 4, 2009 12:28:22 PM PDT
A new study touts the benefits of working out at least an hour each week. According to a study presented at the American College of Sports Medicine's annual meeting, exercising for an hour a week may help cut a woman's chances of developing breast cancer after age 30.

Each year more than 211,000 American women learn they have this disease.


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