Celine Dion's Sister Reveals Troubling Health Update Amid Stiff-Person Syndrome Battle

Celine Dion's sister, Claudette Dion, has provided new details on the singer's health, revealing that Celine "doesn't have control of her muscles" due to her rare neurological disorder, stiff-person syndrome. Despite the challenges, Celine aspires to return to the stage, although the extent of her future performances remains uncertain. Stiff-person syndrome is an autoimmune disorder that causes severe muscle stiffness and spasms. The lack of treatment options for the disorder has left Celine and her family hoping for researchers to find a remedy.