Actress Olivia Munn reveals her mother's breast cancer diagnosis, crediting the same Lifetime Risk Assessment test that detected her own Luminal B cancer for saving both their lives.

The 'Your Friends & Neighbors' star said she and her mom were there for each other for both of their double mastectomy surgeries: "There's something about watching a loved one go through it that is ...

Olivia Munn reveals her mother was diagnosed with breast cancer, and that she finished chemotherapy. Olivia shared a touching video of her mother watching television with John Mulaney.