In an Instagram video posted in December 2022, Celine Dion tearfully revealed to fans that after a decade of testing and mysterious symptoms, she had been diagnosed with stiff-person syndrome, a rare neurological disorder that causes progressive muscle stiffness and spasms. She’s since kept a relatively low profile, but now she is stepping back into the spotlight, sharing more about her difficult journey.
Dion recalled that her symptoms, which she could previously
