Zuko Komisa Celine Dion ‘no longer has control of her muscles’. Recently, disturbing information about the singer’s struggle with stiff-person syndrome was revealed by Celine Dion’s sister. Claudette revealed that she still suffers from a rare autoimmune disorder, which has left her unable to control her muscles. She said to … Continue reading Celine Dion ‘no longer has control of her muscles’