Share Updated: 7:42 AM EDT Oct 9, 2019 Breast cancer treatments can put heavy strain on heart Share Updated: 7:42 AM EDT Oct 9, 2019 Hide Transcript Show Transcript WMTW NEWS 8'S TRACY SABOL EXPLAINS IN THIS MONTH'S HEART HEALTH 8. IT'S ESTIMATED THAT ONE IN 8 WOMEN IN THE U-S WILL DEVELOP BREAST CANCER AT SOME POINT IN THEIR LIFETIME. SOME RISK FACTORS INCLUDE FAMILY HISTORY, BEING OVERWEIGHT, SMOKING AND LACK OF EXERCISE. RISK FACTORS.. THAT ARE SHARED WITH OTHER HEALTH ISSUES.