AllNews'Stiff-person Disorder Causes' - 1 News Result(s)Celine Dion Diagnosed With Stiff-Person Disorder; Here's Everything You Need To Know About This ConditionHealth | Manya Singh | Wednesday April 19, 2023 Stiff-person disorder is a rare neurological disorder that causes muscle stiffness and spasms. www.ndtv.com'Stiff-person Disorder Causes' - 1 News Result(s)Celine Dion Diagnosed With Stiff-Person Disorder; Here's Everything You Need To Know About This ConditionHealth | Manya Singh | Wednesday April 19, 2023 Stiff-person disorder is a rare neurological disorder that causes muscle stiffness and spasms. www.ndtv.comYour search did not match any documentsA few suggestionsMake sure all words are spelled correctlyTry different keywordsTry more general keywordsCheck the NDTV Archives:https://archives.ndtv.com