"Having witnessed this decision firsthand, I find Angie's choice, as well as many others like her, absolutely heroic," Pitt said in the statement. "I thank our medical team for their care and focus."
"All I want is for her to have a long and healthy life, with myself and our children," Pitt continued. "This is a happy day for our family."
In a New York Timesop-edstory written by Angelina Jolie and titledMy Medical Choice,the star, 37, explained that she spent the last three months undergoing and recovering from a double mastectomy.
Jolie, who lost her mother to ovarian cancer, writes, "My chances of developing breast cancer have dropped from 87% to under 5%," Jolie writes. "I can tell my children that they don't need to fear they will lose me to breast cancer."