“走掉”乳腺癌越来越多的证据表明体育锻炼可以降低患乳腺癌的风险,问题是女性需要多大的运动量呢?美国女性健康促进组织的一项研究表明,女性即使每周1.25～2.5小时的快走,也可降低18%的患乳腺癌风险,每周快走10 "More and more evidence from breast cancer suggests that physical exercise can reduce the risk of breast cancer. The question is how much women need to exercise. A study conducted by the American Women’s Health Promotion Organization shows that women are even 1.25 per week. ~2.5 hours of brisk walking can also reduce the risk of breast cancer by 18%.