Celine Dion Has Lost ‘Control Of Her Muscles’ From Condition, Sister Says

Topline Celine Dion does not have control of her muscles, her sister told a Canadian website, a year after the pop star announced she was canceling her tour because of her stiff person syndrome diagnosis, a rare autoimmune disorder of the nervous system. Key Facts Claudette Dion, also a singer, told the Canadian website 7