Jane FondaActress Jane Fonda discovered she had breast cancer during a routine checkup a few weeks ago. Luckily, the small tumor was non-invasive and after a successful procedure, the 72-year-old actress-activist is cancer-free.

The fitness guru first revealed the health scare news to 'Entertainment Tonight,' which will air an exclusive interview Thursday.

"She's 100 percent cancer-free. She's completely fine and it's business as usual for her," her rep told PEOPLE.