Four of Michael J. Fox’s kids have announced the awful news.

…about the reality of their father’s journey. While the public often views Michael J. Fox through the lens of his iconic roles or his tireless advocacy for research, his children have lived the intimate, unvarnished truth of his condition. They have watched the man who defined a generation with his humor and charm face the daily, physical toll of a disease that never rests, yet they have done so with a grace that defines their own character.