Exercise Prevents Breast Cancer. « Dr. Kathleen T. Ruddy's Breast …
Exercise has been shown to reduce breast cancer risk in all women including those that carry BRCA gene mutations. BRCA1 and BRCA2 genes are known as tumor suppressor genes. This means that they stop cancer from forming. …
Dr. Kathleen T. Ruddy's Breast… – http://breastcancerbydrruddy.com/