Celine Dion says she has stiff person syndrome, cancels and reschedules 2023 tour dates. is revealing more health news that will affect the dates of her world tour. The singer said she’s been diagnosed with a neurological disorder called stiff person syndrome in an emotional Instagram video Thursday. The singer said the symptoms are what have been causing her to have severe muscle spasms in the past. “The spasms affect every aspect of my daily life, sometimes causing difficulties when I walk and not allowing me to use my vocal cords to sing the way I’m used to,” Dion said. “I have to admit it’s been a struggle. All I know is singing, it’s what I’ve done all my life.” Stiff person syndrome, or SPS, is a disease that causes “progressive muscle stiffness and painful spasms” that are triggered by environmental factors such as “sudden movement, cold temperature or unexpected loud noises,” according to Johns Hopkins Medicine.
