Celine Dion's sister gives an update on the singer's stiff-person syndrome battle and says hope 'is important'

Photo: TNS

Celine Dion's (pic) loved ones are rallying for the global superstar as she lives with stiff-person syndrome, a rare neurological disorder.

Months after the My Heart Will Go On singer called off her Courage world tour, her sister Claudette Dion, 74, spoke to Le Journal de Montreal about the Grammy Award-winning artist's time away from the stage. In the July interview, Claudette said the singer is "working hard."