Olivia Munn and her husband John Mulaney welcomed Méi on Sept. 14. The new mom of two shared that her new daughter "sleeps so much."

Munn, who shares her daughter and son Malcolm Hiệp Mulaney, 2, with husband John Mulaney, 42, added, “Breast Cancer Awareness Month just started. Last year I was diagnosed with bilateral Luminal B breast cancer.”

Olivia Munn, who was diagnosed with breast cancer last year, is showing support for Breast Cancer Awareness Month this October with a photo of herself and her newborn daughter, Méi June Mulaney. In an Instagram post on Wednesday,

Olivia Munn posted a photo and video of her newborn daughter Méi on her Instagram Stories on Saturday, Sept. 28, almost a week after announcing her arrival.

Olivia Munn is commemorating the start of Breast Cancer Awareness Month with her newborn daughter, Mei, by her side. “This time last year I was recovering from my fourth surgery and now I’m hanging with my baby girl ,

Having a new baby in the house is beautiful and emotional. Those tiny snores and little coos are so perfect — how can you not think about the miracle of life when you hear them? Olivia Munn is feeling extra vulnerable right now as she snuggles with her newborn daughter Méi June,

Olivia Munn has penned a touching post as she recalls her breast cancer battle. The actor, who shares two children with John Mulaney, took to Instagram to share a sweet photo with her daughter as she opened up about her diagnosis and recovery.

The "Newsroom" actress reflected on how she gets to spend time with her daughter Méi one year after "recovering from my fourth surgery" amid her cancer journey.