Sarah Ferguson is opening up about her breast cancer diagnosis.In a new episode of her podcast, , Ferguson revealed that she almost skipped the appointment that led to her diagnosis.«It was after a bank holiday, and I live in this area — in the Windsor area — and it was a hot day, and I didn't feel like going to London. It’s easy to put it off — 'I'll do it next week,'» Ferguson explained before sharing that it was her sister who urged her to go to the doctor. «My sister, who's wonderful from Australia, I always normally do what she says because she gets so cranky.