Jenna Fischer is opening up more about her battle with breast cancer. On Monday, the Office star sat down with Today's Hoda Kotb and revealed that Christina Applegate was one of the first people she reached out to for support after she was diagnosed.

Jenna Fischer said her breast cancer diagnosis came as a shock, especially after a routine mammogram showed no immediate cause for concern

Jenna Fischer recently opened up about her breast cancer diagnosis and is now reflecting on her journey. In a new interview, Fischer opened up about her support system during the challenging time and about not having a “big shave-your-head moment.