For many Americans, Giuliana Rancic is a household name and someone whose grown from being a television anchor to the ultimate girl boss — but at the height of her career, the journalist’s b—– cancer diagnosis shocked the world. Now, Rancic is celebrating being cancer-free for over a decade, and she is using her platform to advocate for education. “I never expected b—– cancer to be a part of my story, but once it became a reality for me, I knew pretty quickly that I wanted to use my platform as an entertainment host to spread awareness and let others know that if I could get cancer at 36…