Watch: Julia Bradbury says her cancer was missed twice on a mammogram due to having dense breasts Julia Bradbury has revealed ...
A casual stroll down San Francisco's Union Street in early January led 38-year-old Jenna Williams to a life-saving discovery.
To screen for breast cancer, Original Medicare covers one mammogram per year at no out-of-pocket cost. But if you have denser breasts, an ultrasound may provide a more accurate diagnosis.