The actress discussed her diagnosis and how it has changed her life in an exclusive chat with PEOPLE at the 2025 TIME Women of the Year Gala

Munn, who has been battling breast cancer since April 2023, was among the honorees at Time's Women of the Year Gala on Tuesday.

W hen Olivia Munn was diagnosed with breast cancer in 2023, she struggled even to tell her family. Her now husband, comedian John Mulaney, had to break the news to her relatives because “the words got stuck in my throat,” the actor says.