Celine Dion has Stiff Person Syndrome, a rare neurological disorder. Here's a timeline of her condition.

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Celine Dion is seen outside Alexandre Vauthier during Haute Couture Spring Summer 2019 : Day Two on January 22, 2019 in Paris, France.
Celine Dion

Christian Vierig

I have stiff-person syndrome. It's hard to diagnose and treat, so I plan to travel the country in an RV looking for answers.

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Composite image of Carrie Robinette on the left smiling and staring at the camera and her RV on the right being towed by a black pick-up trick, parked on a street on a sunny day.
Carrie Robinette has stiff-person syndrome.

Courtesy of Carrie Robinette

Céline Dion 'full of joy' as she makes comeback at Paris Olympics following stiff person syndrome diagnosis

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Celine Dion performing on the Eiffel Tower during the opening ceremony of the Paris 2024 Olympic Games Paris 2024.
Céline Dion.

IOC via Getty Images

Celine Dion says she 'could've died' from taking high dosages of Valium to manage Stiff Person Syndrome on tour

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celine dion performs in 2018
Celine Dion performs at Cotai Strip Cotai Arena on June 29, 2018 in Macau, China.

Visual China Group via Getty Images

Céline Dion says she always brings cherished photos when she goes to the doctor for treatments

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Singer Celine Dion performs onstage during the 2017 Billboard Music Awards at T-Mobile Arena on May 21, 2017 in Las Vegas, Nevada
Céline Dion carries photos of her late husband when she goes to the doctor for treatment for stiff-person syndrome.

Ethan Miller/Getty Image

Céline Dion says that almost anything — even happiness — can trigger the symptoms of her stiff-person syndrome

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Celine Dion is seen outside Alexandre Vauthier during Haute Couture Spring Summer 2019 : Day Two on January 22, 2019 in Paris, France.
Céline Dion says symptoms of her stiff-person syndrome can be easily triggered.

Christian Vierig

Céline Dion tried to pass off her stiff-person syndrome as a sinus infection before her diagnosis, but couldn't bear 'lying' to her fans

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Celine Dion performs during Barclaycard Presents British Summer Time Hyde Park at Hyde Park on July 05, 2019 in London, England.
Celine Dion sings onstage.

Dave J Hogan/Getty Images

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