SCENE + HEARD: Daily Post Céline Dion and Stiff-Person Syndrome By Staff Thursday, December 8, 2022 1:17 PM Yesterday, Céline Dion announced that she is suffering from stiff-person syndrome, a rare, incurable neurological condition. Head over to NPR to learn more about stiff-person syndrome, how it affects those who have it and what is next for Dion.