I recently saw a story on the Today Show about the exciting work that is being done to create breast cancer vaccines to prevent recurrence in people who have already had breast cancer. They are beginning with vaccines for Triple Negative and HER2-positive cancer with the goal of eventually having vaccines for every subtype. Watch it here: https://www.today.com/video/inside-the-push-to-create-a-safe-effective-vaccine-for-breast-cancer-220652101613