In 2009, disagreement in the health community arose following a recommendation from the United States Preventive Services Task Force (USPSTF) against routine mammogram screening for women ages 40-49 who are at average risk for breast cancer. Then, in 2015, the American Cancer Society (ACS) updated its 2003 breast cancer screening guidelines, changing the recommended starting age of routine screening from 40 to 45. These new recommendations all emphasized the importance of younger women weighing the potential benefits of mammograms against the possible harms to make an informed decision about when to begin routine screenings.
* This article was originally published here
