Jenna Fischer, Pam from 'The Office,' reveals a private cancer battle that is over — for now. She was diagnosed with triple-positive breast cancer last year.

Jenna Fischer revealed on social media Tuesday she was diagnosed with breast cancer last year. The 50-year-old actress, who played Pam Beesly in ‘The Office,” posted a message on Instagram in honor of Breast Cancer Awareness month.

The American version of the series "The Office" is still considered one of the best comedy productions of all time. For years, Pam Beesly, played by Jenna Fischer, greeted clients in the office. The actress recently shared her story of battling illness with her fans online.