How Exercise May Lower Breast Cancer Risk
KRIS HANKE / GETTY IMAGESScientists from the University of Minnesota in St. Paul conducted a study of 391 inactive, healthy, premenopausal women whom they split into two groups. They found that the 179 women in the intervention group, who received 30 minutes of moderate-to-vigorous exercise five times a week for over 16 weeks, showed changes in their estrogen metabolism that could explain the anti-cancer benefits of working out.Breaking a sweat does more for your body than just trim your waistline. Exercise may lower a woman’s risk for breast cancer and researchers are finding out why./.../
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